85109440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:570

約数の個数: 112

約数和(自身を含む): 224028000

約数和(自身を除く): 138918560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 320, 328, 410, 416, 499, 520, 533, 656, 820, 832, 998, 1040, 1066, 1312, 1640, 1996, 2080, 2132, 2495, 2624, 2665, 3280, 3992, 4160, 4264, 4990, 5330, 6487, 6560, 7984, 8528, 9980, 10660, 12974, 13120, 15968, 17056, 19960, 20459, 21320, 25948, 31936, 32435, 34112, 39920, 40918, 42640, 51896, 64870, 79840, 81836, 85280, 102295, 103792, 129740, 159680, 163672, 170560, 204590, 207584, 259480, 265967, 327344, 409180, 415168, 518960, 531934, 654688, 818360, 1037920, 1063868, 1309376, 1329835, 1636720, 2075840, 2127736, 2659670, 3273440, 4255472, 5319340, 6546880, 8510944, 10638680, 17021888, 21277360, 42554720, 85109440]

約数ペア:

[(1, 85109440), (2, 42554720), (4, 21277360), (5, 17021888), (8, 10638680), (10, 8510944), (13, 6546880), (16, 5319340), (20, 4255472), (26, 3273440), (32, 2659670), (40, 2127736), (41, 2075840), (52, 1636720), (64, 1329835), (65, 1309376), (80, 1063868), (82, 1037920), (104, 818360), (130, 654688), (160, 531934), (164, 518960), (205, 415168), (208, 409180), (260, 327344), (320, 265967), (328, 259480), (410, 207584), (416, 204590), (499, 170560), (520, 163672), (533, 159680), (656, 129740), (820, 103792), (832, 102295), (998, 85280), (1040, 81836), (1066, 79840), (1312, 64870), (1640, 51896), (1996, 42640), (2080, 40918), (2132, 39920), (2495, 34112), (2624, 32435), (2665, 31936), (3280, 25948), (3992, 21320), (4160, 20459), (4264, 19960), (4990, 17056), (5330, 15968), (6487, 13120), (6560, 12974), (7984, 10660), (8528, 9980)]