289175475

素因数分解:

$3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 487692000

約数和(自身を除く): 198516525

約数列:

[1, 3, 5, 15, 25, 75, 113, 149, 229, 339, 447, 565, 687, 745, 1145, 1695, 2235, 2825, 3435, 3725, 5725, 8475, 11175, 16837, 17175, 25877, 34121, 50511, 77631, 84185, 102363, 129385, 170605, 252555, 388155, 420925, 511815, 646925, 853025, 1262775, 1940775, 2559075, 3855673, 11567019, 19278365, 57835095, 96391825, 289175475]

約数ペア:

[(1, 289175475), (3, 96391825), (5, 57835095), (15, 19278365), (25, 11567019), (75, 3855673), (113, 2559075), (149, 1940775), (229, 1262775), (339, 853025), (447, 646925), (565, 511815), (687, 420925), (745, 388155), (1145, 252555), (1695, 170605), (2235, 129385), (2825, 102363), (3435, 84185), (3725, 77631), (5725, 50511), (8475, 34121), (11175, 25877), (16837, 17175)]