87070880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1090

約数の個数: 96

約数和(自身を含む): 227153808

約数和(自身を除く): 140082928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 328, 410, 416, 520, 533, 656, 820, 1021, 1040, 1066, 1312, 1640, 2042, 2080, 2132, 2665, 3280, 4084, 4264, 5105, 5330, 6560, 8168, 8528, 10210, 10660, 13273, 16336, 17056, 20420, 21320, 26546, 32672, 40840, 41861, 42640, 53092, 66365, 81680, 83722, 85280, 106184, 132730, 163360, 167444, 209305, 212368, 265460, 334888, 418610, 424736, 530920, 544193, 669776, 837220, 1061840, 1088386, 1339552, 1674440, 2123680, 2176772, 2720965, 3348880, 4353544, 5441930, 6697760, 8707088, 10883860, 17414176, 21767720, 43535440, 87070880]

約数ペア:

[(1, 87070880), (2, 43535440), (4, 21767720), (5, 17414176), (8, 10883860), (10, 8707088), (13, 6697760), (16, 5441930), (20, 4353544), (26, 3348880), (32, 2720965), (40, 2176772), (41, 2123680), (52, 1674440), (65, 1339552), (80, 1088386), (82, 1061840), (104, 837220), (130, 669776), (160, 544193), (164, 530920), (205, 424736), (208, 418610), (260, 334888), (328, 265460), (410, 212368), (416, 209305), (520, 167444), (533, 163360), (656, 132730), (820, 106184), (1021, 85280), (1040, 83722), (1066, 81680), (1312, 66365), (1640, 53092), (2042, 42640), (2080, 41861), (2132, 40840), (2665, 32672), (3280, 26546), (4084, 21320), (4264, 20420), (5105, 17056), (5330, 16336), (6560, 13273), (8168, 10660), (8528, 10210)]