89685440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21559}}^1$

素因数の和:21589

約数の個数: 56

約数和(自身を含む): 230002080

約数和(自身を除く): 140316640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21559, 43118, 86236, 107795, 172472, 215590, 280267, 344944, 431180, 560534, 689888, 862360, 1121068, 1379776, 1401335, 1724720, 2242136, 2802670, 3449440, 4484272, 5605340, 6898880, 8968544, 11210680, 17937088, 22421360, 44842720, 89685440]

約数ペア:

[(1, 89685440), (2, 44842720), (4, 22421360), (5, 17937088), (8, 11210680), (10, 8968544), (13, 6898880), (16, 5605340), (20, 4484272), (26, 3449440), (32, 2802670), (40, 2242136), (52, 1724720), (64, 1401335), (65, 1379776), (80, 1121068), (104, 862360), (130, 689888), (160, 560534), (208, 431180), (260, 344944), (320, 280267), (416, 215590), (520, 172472), (832, 107795), (1040, 86236), (2080, 43118), (4160, 21559)]