74302575

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 126852000

約数和(自身を除く): 52549425

約数列:

[1, 3, 5, 15, 25, 61, 75, 109, 149, 183, 305, 327, 447, 545, 745, 915, 1525, 1635, 2235, 2725, 3725, 4575, 6649, 8175, 9089, 11175, 16241, 19947, 27267, 33245, 45445, 48723, 81205, 99735, 136335, 166225, 227225, 243615, 406025, 498675, 681675, 990701, 1218075, 2972103, 4953505, 14860515, 24767525, 74302575]

約数ペア:

[(1, 74302575), (3, 24767525), (5, 14860515), (15, 4953505), (25, 2972103), (61, 1218075), (75, 990701), (109, 681675), (149, 498675), (183, 406025), (305, 243615), (327, 227225), (447, 166225), (545, 136335), (745, 99735), (915, 81205), (1525, 48723), (1635, 45445), (2235, 33245), (2725, 27267), (3725, 19947), (4575, 16241), (6649, 11175), (8175, 9089)]