7052500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 120

約数和(自身を含む): 19593728

約数和(自身を除く): 12541228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 125, 130, 140, 155, 175, 182, 217, 250, 260, 310, 325, 350, 364, 403, 434, 455, 500, 620, 625, 650, 700, 775, 806, 868, 875, 910, 1085, 1250, 1300, 1550, 1612, 1625, 1750, 1820, 2015, 2170, 2275, 2500, 2821, 3100, 3250, 3500, 3875, 4030, 4340, 4375, 4550, 5425, 5642, 6500, 7750, 8060, 8125, 8750, 9100, 10075, 10850, 11284, 11375, 14105, 15500, 16250, 17500, 19375, 20150, 21700, 22750, 27125, 28210, 32500, 38750, 40300, 45500, 50375, 54250, 56420, 56875, 70525, 77500, 100750, 108500, 113750, 135625, 141050, 201500, 227500, 251875, 271250, 282100, 352625, 503750, 542500, 705250, 1007500, 1410500, 1763125, 3526250, 7052500]

約数ペア:

[(1, 7052500), (2, 3526250), (4, 1763125), (5, 1410500), (7, 1007500), (10, 705250), (13, 542500), (14, 503750), (20, 352625), (25, 282100), (26, 271250), (28, 251875), (31, 227500), (35, 201500), (50, 141050), (52, 135625), (62, 113750), (65, 108500), (70, 100750), (91, 77500), (100, 70525), (124, 56875), (125, 56420), (130, 54250), (140, 50375), (155, 45500), (175, 40300), (182, 38750), (217, 32500), (250, 28210), (260, 27125), (310, 22750), (325, 21700), (350, 20150), (364, 19375), (403, 17500), (434, 16250), (455, 15500), (500, 14105), (620, 11375), (625, 11284), (650, 10850), (700, 10075), (775, 9100), (806, 8750), (868, 8125), (875, 8060), (910, 7750), (1085, 6500), (1250, 5642), (1300, 5425), (1550, 4550), (1612, 4375), (1625, 4340), (1750, 4030), (1820, 3875), (2015, 3500), (2170, 3250), (2275, 3100), (2500, 2821)]