129447500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:613

約数の個数: 120

約数和(自身を含む): 349013280

約数和(自身を除く): 219565780

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, 175, 182, 250, 260, 325, 350, 364, 455, 500, 569, 625, 650, 700, 875, 910, 1138, 1250, 1300, 1625, 1750, 1820, 2275, 2276, 2500, 2845, 3250, 3500, 3983, 4375, 4550, 5690, 6500, 7397, 7966, 8125, 8750, 9100, 11375, 11380, 14225, 14794, 15932, 16250, 17500, 19915, 22750, 28450, 29588, 32500, 36985, 39830, 45500, 51779, 56875, 56900, 71125, 73970, 79660, 99575, 103558, 113750, 142250, 147940, 184925, 199150, 207116, 227500, 258895, 284500, 355625, 369850, 398300, 497875, 517790, 711250, 739700, 924625, 995750, 1035580, 1294475, 1422500, 1849250, 1991500, 2489375, 2588950, 3698500, 4623125, 4978750, 5177900, 6472375, 9246250, 9957500, 12944750, 18492500, 25889500, 32361875, 64723750, 129447500]

約数ペア:

[(1, 129447500), (2, 64723750), (4, 32361875), (5, 25889500), (7, 18492500), (10, 12944750), (13, 9957500), (14, 9246250), (20, 6472375), (25, 5177900), (26, 4978750), (28, 4623125), (35, 3698500), (50, 2588950), (52, 2489375), (65, 1991500), (70, 1849250), (91, 1422500), (100, 1294475), (125, 1035580), (130, 995750), (140, 924625), (175, 739700), (182, 711250), (250, 517790), (260, 497875), (325, 398300), (350, 369850), (364, 355625), (455, 284500), (500, 258895), (569, 227500), (625, 207116), (650, 199150), (700, 184925), (875, 147940), (910, 142250), (1138, 113750), (1250, 103558), (1300, 99575), (1625, 79660), (1750, 73970), (1820, 71125), (2275, 56900), (2276, 56875), (2500, 51779), (2845, 45500), (3250, 39830), (3500, 36985), (3983, 32500), (4375, 29588), (4550, 28450), (5690, 22750), (6500, 19915), (7397, 17500), (7966, 16250), (8125, 15932), (8750, 14794), (9100, 14225), (11375, 11380)]