90309440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1324

約数の個数: 112

約数和(自身を含む): 245406672

約数和(自身を除く): 155097232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1277, 1360, 1768, 2080, 2210, 2554, 2720, 3536, 4160, 4420, 5108, 5440, 6385, 7072, 8840, 10216, 12770, 14144, 16601, 17680, 20432, 21709, 25540, 33202, 35360, 40864, 43418, 51080, 66404, 70720, 81728, 83005, 86836, 102160, 108545, 132808, 166010, 173672, 204320, 217090, 265616, 282217, 332020, 347344, 408640, 434180, 531232, 564434, 664040, 694688, 868360, 1062464, 1128868, 1328080, 1389376, 1411085, 1736720, 2257736, 2656160, 2822170, 3473440, 4515472, 5312320, 5644340, 6946880, 9030944, 11288680, 18061888, 22577360, 45154720, 90309440]

約数ペア:

[(1, 90309440), (2, 45154720), (4, 22577360), (5, 18061888), (8, 11288680), (10, 9030944), (13, 6946880), (16, 5644340), (17, 5312320), (20, 4515472), (26, 3473440), (32, 2822170), (34, 2656160), (40, 2257736), (52, 1736720), (64, 1411085), (65, 1389376), (68, 1328080), (80, 1128868), (85, 1062464), (104, 868360), (130, 694688), (136, 664040), (160, 564434), (170, 531232), (208, 434180), (221, 408640), (260, 347344), (272, 332020), (320, 282217), (340, 265616), (416, 217090), (442, 204320), (520, 173672), (544, 166010), (680, 132808), (832, 108545), (884, 102160), (1040, 86836), (1088, 83005), (1105, 81728), (1277, 70720), (1360, 66404), (1768, 51080), (2080, 43418), (2210, 40864), (2554, 35360), (2720, 33202), (3536, 25540), (4160, 21709), (4420, 20432), (5108, 17680), (5440, 16601), (6385, 14144), (7072, 12770), (8840, 10216)]