68346375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 122923008

約数和(自身を除く): 54576633

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 125, 151, 213, 255, 355, 375, 425, 453, 755, 1065, 1207, 1275, 1775, 2125, 2265, 2567, 3621, 3775, 5325, 6035, 6375, 7701, 8875, 10721, 11325, 12835, 18105, 18875, 26625, 30175, 32163, 38505, 53605, 56625, 64175, 90525, 150875, 160815, 182257, 192525, 268025, 320875, 452625, 546771, 804075, 911285, 962625, 1340125, 2733855, 4020375, 4556425, 13669275, 22782125, 68346375]

約数ペア:

[(1, 68346375), (3, 22782125), (5, 13669275), (15, 4556425), (17, 4020375), (25, 2733855), (51, 1340125), (71, 962625), (75, 911285), (85, 804075), (125, 546771), (151, 452625), (213, 320875), (255, 268025), (355, 192525), (375, 182257), (425, 160815), (453, 150875), (755, 90525), (1065, 64175), (1207, 56625), (1275, 53605), (1775, 38505), (2125, 32163), (2265, 30175), (2567, 26625), (3621, 18875), (3775, 18105), (5325, 12835), (6035, 11325), (6375, 10721), (7701, 8875)]