280472025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1907}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 485486784

約数和(自身を除く): 205014759

約数列:

[1, 3, 5, 15, 25, 37, 53, 75, 111, 159, 185, 265, 555, 795, 925, 1325, 1907, 1961, 2775, 3975, 5721, 5883, 9535, 9805, 28605, 29415, 47675, 49025, 70559, 101071, 143025, 147075, 211677, 303213, 352795, 505355, 1058385, 1516065, 1763975, 2526775, 3739627, 5291925, 7580325, 11218881, 18698135, 56094405, 93490675, 280472025]

約数ペア:

[(1, 280472025), (3, 93490675), (5, 56094405), (15, 18698135), (25, 11218881), (37, 7580325), (53, 5291925), (75, 3739627), (111, 2526775), (159, 1763975), (185, 1516065), (265, 1058385), (555, 505355), (795, 352795), (925, 303213), (1325, 211677), (1907, 147075), (1961, 143025), (2775, 101071), (3975, 70559), (5721, 49025), (5883, 47675), (9535, 29415), (9805, 28605)]