505267360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1026

約数の個数: 96

約数和(自身を含む): 1290803472

約数和(自身を除く): 785536112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 421, 520, 577, 842, 1040, 1154, 1684, 2080, 2105, 2308, 2885, 3368, 4210, 4616, 5473, 5770, 6736, 7501, 8420, 9232, 10946, 11540, 13472, 15002, 16840, 18464, 21892, 23080, 27365, 30004, 33680, 37505, 43784, 46160, 54730, 60008, 67360, 75010, 87568, 92320, 109460, 120016, 150020, 175136, 218920, 240032, 242917, 300040, 437840, 485834, 600080, 875680, 971668, 1200160, 1214585, 1943336, 2429170, 3157921, 3886672, 4858340, 6315842, 7773344, 9716680, 12631684, 15789605, 19433360, 25263368, 31579210, 38866720, 50526736, 63158420, 101053472, 126316840, 252633680, 505267360]

約数ペア:

[(1, 505267360), (2, 252633680), (4, 126316840), (5, 101053472), (8, 63158420), (10, 50526736), (13, 38866720), (16, 31579210), (20, 25263368), (26, 19433360), (32, 15789605), (40, 12631684), (52, 9716680), (65, 7773344), (80, 6315842), (104, 4858340), (130, 3886672), (160, 3157921), (208, 2429170), (260, 1943336), (416, 1214585), (421, 1200160), (520, 971668), (577, 875680), (842, 600080), (1040, 485834), (1154, 437840), (1684, 300040), (2080, 242917), (2105, 240032), (2308, 218920), (2885, 175136), (3368, 150020), (4210, 120016), (4616, 109460), (5473, 92320), (5770, 87568), (6736, 75010), (7501, 67360), (8420, 60008), (9232, 54730), (10946, 46160), (11540, 43784), (13472, 37505), (15002, 33680), (16840, 30004), (18464, 27365), (21892, 23080)]