42960775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 63933408

約数和(自身を除く): 20972633

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 143, 197, 275, 305, 325, 671, 715, 793, 985, 1525, 2167, 2561, 3355, 3575, 3965, 4925, 8723, 10835, 12017, 12805, 16775, 19825, 28171, 43615, 54175, 60085, 64025, 132187, 140855, 156221, 218075, 300425, 660935, 704275, 781105, 1718431, 3304675, 3905525, 8592155, 42960775]

約数ペア:

[(1, 42960775), (5, 8592155), (11, 3905525), (13, 3304675), (25, 1718431), (55, 781105), (61, 704275), (65, 660935), (143, 300425), (197, 218075), (275, 156221), (305, 140855), (325, 132187), (671, 64025), (715, 60085), (793, 54175), (985, 43615), (1525, 28171), (2167, 19825), (2561, 16775), (3355, 12805), (3575, 12017), (3965, 10835), (4925, 8723)]