90628040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 212027760

約数和(自身を除く): 121399720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 73, 82, 146, 164, 205, 292, 328, 365, 410, 584, 730, 757, 820, 1460, 1514, 1640, 2920, 2993, 3028, 3785, 5986, 6056, 7570, 11972, 14965, 15140, 23944, 29930, 30280, 31037, 55261, 59860, 62074, 110522, 119720, 124148, 155185, 221044, 248296, 276305, 310370, 442088, 552610, 620740, 1105220, 1241480, 2210440, 2265701, 4531402, 9062804, 11328505, 18125608, 22657010, 45314020, 90628040]

約数ペア:

[(1, 90628040), (2, 45314020), (4, 22657010), (5, 18125608), (8, 11328505), (10, 9062804), (20, 4531402), (40, 2265701), (41, 2210440), (73, 1241480), (82, 1105220), (146, 620740), (164, 552610), (205, 442088), (292, 310370), (328, 276305), (365, 248296), (410, 221044), (584, 155185), (730, 124148), (757, 119720), (820, 110522), (1460, 62074), (1514, 59860), (1640, 55261), (2920, 31037), (2993, 30280), (3028, 29930), (3785, 23944), (5986, 15140), (6056, 14965), (7570, 11972)]