85969000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 229975200

約数和(自身を除く): 144006200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 125, 130, 136, 170, 200, 221, 250, 260, 325, 340, 389, 425, 442, 500, 520, 650, 680, 778, 850, 884, 1000, 1105, 1300, 1556, 1625, 1700, 1768, 1945, 2125, 2210, 2600, 3112, 3250, 3400, 3890, 4250, 4420, 5057, 5525, 6500, 6613, 7780, 8500, 8840, 9725, 10114, 11050, 13000, 13226, 15560, 17000, 19450, 20228, 22100, 25285, 26452, 27625, 33065, 38900, 40456, 44200, 48625, 50570, 52904, 55250, 66130, 77800, 85969, 97250, 101140, 110500, 126425, 132260, 165325, 171938, 194500, 202280, 221000, 252850, 264520, 330650, 343876, 389000, 429845, 505700, 632125, 661300, 687752, 826625, 859690, 1011400, 1264250, 1322600, 1653250, 1719380, 2149225, 2528500, 3306500, 3438760, 4298450, 5057000, 6613000, 8596900, 10746125, 17193800, 21492250, 42984500, 85969000]

約数ペア:

[(1, 85969000), (2, 42984500), (4, 21492250), (5, 17193800), (8, 10746125), (10, 8596900), (13, 6613000), (17, 5057000), (20, 4298450), (25, 3438760), (26, 3306500), (34, 2528500), (40, 2149225), (50, 1719380), (52, 1653250), (65, 1322600), (68, 1264250), (85, 1011400), (100, 859690), (104, 826625), (125, 687752), (130, 661300), (136, 632125), (170, 505700), (200, 429845), (221, 389000), (250, 343876), (260, 330650), (325, 264520), (340, 252850), (389, 221000), (425, 202280), (442, 194500), (500, 171938), (520, 165325), (650, 132260), (680, 126425), (778, 110500), (850, 101140), (884, 97250), (1000, 85969), (1105, 77800), (1300, 66130), (1556, 55250), (1625, 52904), (1700, 50570), (1768, 48625), (1945, 44200), (2125, 40456), (2210, 38900), (2600, 33065), (3112, 27625), (3250, 26452), (3400, 25285), (3890, 22100), (4250, 20228), (4420, 19450), (5057, 17000), (5525, 15560), (6500, 13226), (6613, 13000), (7780, 11050), (8500, 10114), (8840, 9725)]