73821475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 115839808

約数和(自身を除く): 42018333

約数列:

[1, 5, 7, 13, 25, 35, 37, 65, 91, 175, 185, 259, 325, 455, 481, 877, 925, 1295, 2275, 2405, 3367, 4385, 6139, 6475, 11401, 12025, 16835, 21925, 30695, 32449, 57005, 79807, 84175, 153475, 162245, 227143, 285025, 399035, 421837, 811225, 1135715, 1995175, 2109185, 2952859, 5678575, 10545925, 14764295, 73821475]

約数ペア:

[(1, 73821475), (5, 14764295), (7, 10545925), (13, 5678575), (25, 2952859), (35, 2109185), (37, 1995175), (65, 1135715), (91, 811225), (175, 421837), (185, 399035), (259, 285025), (325, 227143), (455, 162245), (481, 153475), (877, 84175), (925, 79807), (1295, 57005), (2275, 32449), (2405, 30695), (3367, 21925), (4385, 16835), (6139, 12025), (6475, 11401)]