42051525

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 72316800

約数和(自身を除く): 30265275

約数列:

[1, 3, 5, 15, 25, 53, 71, 75, 149, 159, 213, 265, 355, 447, 745, 795, 1065, 1325, 1775, 2235, 3725, 3763, 3975, 5325, 7897, 10579, 11175, 11289, 18815, 23691, 31737, 39485, 52895, 56445, 94075, 118455, 158685, 197425, 264475, 282225, 560687, 592275, 793425, 1682061, 2803435, 8410305, 14017175, 42051525]

約数ペア:

[(1, 42051525), (3, 14017175), (5, 8410305), (15, 2803435), (25, 1682061), (53, 793425), (71, 592275), (75, 560687), (149, 282225), (159, 264475), (213, 197425), (265, 158685), (355, 118455), (447, 94075), (745, 56445), (795, 52895), (1065, 39485), (1325, 31737), (1775, 23691), (2235, 18815), (3725, 11289), (3763, 11175), (3975, 10579), (5325, 7897)]