85504640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 226195200

約数和(自身を除く): 140690560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 128, 130, 160, 172, 208, 215, 239, 260, 320, 344, 416, 430, 478, 520, 559, 640, 688, 832, 860, 956, 1040, 1118, 1195, 1376, 1664, 1720, 1912, 2080, 2236, 2390, 2752, 2795, 3107, 3440, 3824, 4160, 4472, 4780, 5504, 5590, 6214, 6880, 7648, 8320, 8944, 9560, 10277, 11180, 12428, 13760, 15296, 15535, 17888, 19120, 20554, 22360, 24856, 27520, 30592, 31070, 35776, 38240, 41108, 44720, 49712, 51385, 62140, 71552, 76480, 82216, 89440, 99424, 102770, 124280, 133601, 152960, 164432, 178880, 198848, 205540, 248560, 267202, 328864, 357760, 397696, 411080, 497120, 534404, 657728, 668005, 822160, 994240, 1068808, 1315456, 1336010, 1644320, 1988480, 2137616, 2672020, 3288640, 4275232, 5344040, 6577280, 8550464, 10688080, 17100928, 21376160, 42752320, 85504640]

約数ペア:

[(1, 85504640), (2, 42752320), (4, 21376160), (5, 17100928), (8, 10688080), (10, 8550464), (13, 6577280), (16, 5344040), (20, 4275232), (26, 3288640), (32, 2672020), (40, 2137616), (43, 1988480), (52, 1644320), (64, 1336010), (65, 1315456), (80, 1068808), (86, 994240), (104, 822160), (128, 668005), (130, 657728), (160, 534404), (172, 497120), (208, 411080), (215, 397696), (239, 357760), (260, 328864), (320, 267202), (344, 248560), (416, 205540), (430, 198848), (478, 178880), (520, 164432), (559, 152960), (640, 133601), (688, 124280), (832, 102770), (860, 99424), (956, 89440), (1040, 82216), (1118, 76480), (1195, 71552), (1376, 62140), (1664, 51385), (1720, 49712), (1912, 44720), (2080, 41108), (2236, 38240), (2390, 35776), (2752, 31070), (2795, 30592), (3107, 27520), (3440, 24856), (3824, 22360), (4160, 20554), (4472, 19120), (4780, 17888), (5504, 15535), (5590, 15296), (6214, 13760), (6880, 12428), (7648, 11180), (8320, 10277), (8944, 9560)]