178959170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{6229}}^1$

素因数の和:6279

約数の個数: 48

約数和(自身を含む): 369389160

約数和(自身を除く): 190429990

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1690, 2210, 2873, 5746, 6229, 12458, 14365, 28730, 31145, 62290, 80977, 105893, 161954, 211786, 404885, 529465, 809770, 1052701, 1058930, 1376609, 2105402, 2753218, 5263505, 6883045, 10527010, 13766090, 17895917, 35791834, 89479585, 178959170]

約数ペア:

[(1, 178959170), (2, 89479585), (5, 35791834), (10, 17895917), (13, 13766090), (17, 10527010), (26, 6883045), (34, 5263505), (65, 2753218), (85, 2105402), (130, 1376609), (169, 1058930), (170, 1052701), (221, 809770), (338, 529465), (442, 404885), (845, 211786), (1105, 161954), (1690, 105893), (2210, 80977), (2873, 62290), (5746, 31145), (6229, 28730), (12458, 14365)]