81782554160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{846961}}^1$

素因数の和:847062

約数の個数: 80

約数和(自身を含む): 204165271872

約数和(自身を除く): 122382717712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 1136, 1207, 1360, 1420, 2414, 2840, 4828, 5680, 6035, 9656, 12070, 19312, 24140, 48280, 96560, 846961, 1693922, 3387844, 4234805, 6775688, 8469610, 13551376, 14398337, 16939220, 28796674, 33878440, 57593348, 60134231, 67756880, 71991685, 115186696, 120268462, 143983370, 230373392, 240536924, 287966740, 300671155, 481073848, 575933480, 601342310, 962147696, 1022281927, 1151866960, 1202684620, 2044563854, 2405369240, 4089127708, 4810738480, 5111409635, 8178255416, 10222819270, 16356510832, 20445638540, 40891277080, 81782554160]

約数ペア:

[(1, 81782554160), (2, 40891277080), (4, 20445638540), (5, 16356510832), (8, 10222819270), (10, 8178255416), (16, 5111409635), (17, 4810738480), (20, 4089127708), (34, 2405369240), (40, 2044563854), (68, 1202684620), (71, 1151866960), (80, 1022281927), (85, 962147696), (136, 601342310), (142, 575933480), (170, 481073848), (272, 300671155), (284, 287966740), (340, 240536924), (355, 230373392), (568, 143983370), (680, 120268462), (710, 115186696), (1136, 71991685), (1207, 67756880), (1360, 60134231), (1420, 57593348), (2414, 33878440), (2840, 28796674), (4828, 16939220), (5680, 14398337), (6035, 13551376), (9656, 8469610), (12070, 6775688), (19312, 4234805), (24140, 3387844), (48280, 1693922), (96560, 846961)]