76426480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1$

素因数の和:1778

約数の個数: 80

約数和(自身を含む): 195924960

約数和(自身を除く): 119498480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1709, 1720, 2236, 2795, 3418, 3440, 4472, 5590, 6836, 8545, 8944, 11180, 13672, 17090, 22217, 22360, 27344, 34180, 44434, 44720, 68360, 73487, 88868, 111085, 136720, 146974, 177736, 222170, 293948, 355472, 367435, 444340, 587896, 734870, 888680, 955331, 1175792, 1469740, 1777360, 1910662, 2939480, 3821324, 4776655, 5878960, 7642648, 9553310, 15285296, 19106620, 38213240, 76426480]

約数ペア:

[(1, 76426480), (2, 38213240), (4, 19106620), (5, 15285296), (8, 9553310), (10, 7642648), (13, 5878960), (16, 4776655), (20, 3821324), (26, 2939480), (40, 1910662), (43, 1777360), (52, 1469740), (65, 1175792), (80, 955331), (86, 888680), (104, 734870), (130, 587896), (172, 444340), (208, 367435), (215, 355472), (260, 293948), (344, 222170), (430, 177736), (520, 146974), (559, 136720), (688, 111085), (860, 88868), (1040, 73487), (1118, 68360), (1709, 44720), (1720, 44434), (2236, 34180), (2795, 27344), (3418, 22360), (3440, 22217), (4472, 17090), (5590, 13672), (6836, 11180), (8545, 8944)]