2221082500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{751}}^1$

素因数の和:808

約数の個数: 180

約数和(自身を含む): 6018773376

約数和(自身を除く): 3797690876

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 169, 175, 182, 250, 260, 325, 338, 350, 364, 455, 500, 625, 650, 676, 700, 751, 845, 875, 910, 1183, 1250, 1300, 1502, 1625, 1690, 1750, 1820, 2275, 2366, 2500, 3004, 3250, 3380, 3500, 3755, 4225, 4375, 4550, 4732, 5257, 5915, 6500, 7510, 8125, 8450, 8750, 9100, 9763, 10514, 11375, 11830, 15020, 16250, 16900, 17500, 18775, 19526, 21028, 21125, 22750, 23660, 26285, 29575, 32500, 37550, 39052, 42250, 45500, 48815, 52570, 56875, 59150, 68341, 75100, 84500, 93875, 97630, 105140, 105625, 113750, 118300, 126919, 131425, 136682, 147875, 187750, 195260, 211250, 227500, 244075, 253838, 262850, 273364, 295750, 341705, 375500, 422500, 469375, 488150, 507676, 525700, 591500, 634595, 657125, 683410, 739375, 888433, 938750, 976300, 1220375, 1269190, 1314250, 1366820, 1478750, 1708525, 1776866, 1877500, 2440750, 2538380, 2628500, 2957500, 3172975, 3285625, 3417050, 3553732, 4442165, 4881500, 6101875, 6345950, 6571250, 6834100, 8542625, 8884330, 12203750, 12691900, 13142500, 15864875, 17085250, 17768660, 22210825, 24407500, 31729750, 34170500, 42713125, 44421650, 63459500, 79324375, 85426250, 88843300, 111054125, 158648750, 170852500, 222108250, 317297500, 444216500, 555270625, 1110541250, 2221082500]

約数ペア:

[(1, 2221082500), (2, 1110541250), (4, 555270625), (5, 444216500), (7, 317297500), (10, 222108250), (13, 170852500), (14, 158648750), (20, 111054125), (25, 88843300), (26, 85426250), (28, 79324375), (35, 63459500), (50, 44421650), (52, 42713125), (65, 34170500), (70, 31729750), (91, 24407500), (100, 22210825), (125, 17768660), (130, 17085250), (140, 15864875), (169, 13142500), (175, 12691900), (182, 12203750), (250, 8884330), (260, 8542625), (325, 6834100), (338, 6571250), (350, 6345950), (364, 6101875), (455, 4881500), (500, 4442165), (625, 3553732), (650, 3417050), (676, 3285625), (700, 3172975), (751, 2957500), (845, 2628500), (875, 2538380), (910, 2440750), (1183, 1877500), (1250, 1776866), (1300, 1708525), (1502, 1478750), (1625, 1366820), (1690, 1314250), (1750, 1269190), (1820, 1220375), (2275, 976300), (2366, 938750), (2500, 888433), (3004, 739375), (3250, 683410), (3380, 657125), (3500, 634595), (3755, 591500), (4225, 525700), (4375, 507676), (4550, 488150), (4732, 469375), (5257, 422500), (5915, 375500), (6500, 341705), (7510, 295750), (8125, 273364), (8450, 262850), (8750, 253838), (9100, 244075), (9763, 227500), (10514, 211250), (11375, 195260), (11830, 187750), (15020, 147875), (16250, 136682), (16900, 131425), (17500, 126919), (18775, 118300), (19526, 113750), (21028, 105625), (21125, 105140), (22750, 97630), (23660, 93875), (26285, 84500), (29575, 75100), (32500, 68341), (37550, 59150), (39052, 56875), (42250, 52570), (45500, 48815)]