42421925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 67079040

約数和(自身を除く): 24657115

約数列:

[1, 5, 7, 13, 25, 29, 35, 65, 91, 145, 175, 203, 325, 377, 455, 643, 725, 1015, 1885, 2275, 2639, 3215, 4501, 5075, 8359, 9425, 13195, 16075, 18647, 22505, 41795, 58513, 65975, 93235, 112525, 130529, 208975, 242411, 292565, 466175, 652645, 1212055, 1462825, 1696877, 3263225, 6060275, 8484385, 42421925]

約数ペア:

[(1, 42421925), (5, 8484385), (7, 6060275), (13, 3263225), (25, 1696877), (29, 1462825), (35, 1212055), (65, 652645), (91, 466175), (145, 292565), (175, 242411), (203, 208975), (325, 130529), (377, 112525), (455, 93235), (643, 65975), (725, 58513), (1015, 41795), (1885, 22505), (2275, 18647), (2639, 16075), (3215, 13195), (4501, 9425), (5075, 8359)]