84444100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3821}}^1$

素因数の和:3865

約数の個数: 72

約数和(自身を含む): 209002248

約数和(自身を除く): 124558148

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 3821, 4420, 5525, 7642, 11050, 15284, 19105, 22100, 38210, 49673, 64957, 76420, 95525, 99346, 129914, 191050, 198692, 248365, 259828, 324785, 382100, 496730, 649570, 844441, 993460, 1241825, 1299140, 1623925, 1688882, 2483650, 3247850, 3377764, 4222205, 4967300, 6495700, 8444410, 16888820, 21111025, 42222050, 84444100]

約数ペア:

[(1, 84444100), (2, 42222050), (4, 21111025), (5, 16888820), (10, 8444410), (13, 6495700), (17, 4967300), (20, 4222205), (25, 3377764), (26, 3247850), (34, 2483650), (50, 1688882), (52, 1623925), (65, 1299140), (68, 1241825), (85, 993460), (100, 844441), (130, 649570), (170, 496730), (221, 382100), (260, 324785), (325, 259828), (340, 248365), (425, 198692), (442, 191050), (650, 129914), (850, 99346), (884, 95525), (1105, 76420), (1300, 64957), (1700, 49673), (2210, 38210), (3821, 22100), (4420, 19105), (5525, 15284), (7642, 11050)]