61142380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12377}}^1$

素因数の和:12418

約数の個数: 48

約数和(自身を含む): 145565280

約数和(自身を除く): 84422900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 12377, 24754, 49508, 61885, 123770, 160901, 235163, 247540, 321802, 470326, 643604, 804505, 940652, 1175815, 1609010, 2351630, 3057119, 3218020, 4703260, 6114238, 12228476, 15285595, 30571190, 61142380]

約数ペア:

[(1, 61142380), (2, 30571190), (4, 15285595), (5, 12228476), (10, 6114238), (13, 4703260), (19, 3218020), (20, 3057119), (26, 2351630), (38, 1609010), (52, 1175815), (65, 940652), (76, 804505), (95, 643604), (130, 470326), (190, 321802), (247, 247540), (260, 235163), (380, 160901), (494, 123770), (988, 61885), (1235, 49508), (2470, 24754), (4940, 12377)]