64826125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 102735360

約数和(自身を除く): 37909235

約数列:

[1, 5, 7, 13, 25, 35, 41, 65, 91, 125, 139, 175, 205, 287, 325, 455, 533, 695, 875, 973, 1025, 1435, 1625, 1807, 2275, 2665, 3475, 3731, 4865, 5125, 5699, 7175, 9035, 11375, 12649, 13325, 17375, 18655, 24325, 28495, 35875, 39893, 45175, 63245, 66625, 74087, 93275, 121625, 142475, 199465, 225875, 316225, 370435, 466375, 518609, 712375, 997325, 1581125, 1852175, 2593045, 4986625, 9260875, 12965225, 64826125]

約数ペア:

[(1, 64826125), (5, 12965225), (7, 9260875), (13, 4986625), (25, 2593045), (35, 1852175), (41, 1581125), (65, 997325), (91, 712375), (125, 518609), (139, 466375), (175, 370435), (205, 316225), (287, 225875), (325, 199465), (455, 142475), (533, 121625), (695, 93275), (875, 74087), (973, 66625), (1025, 63245), (1435, 45175), (1625, 39893), (1807, 35875), (2275, 28495), (2665, 24325), (3475, 18655), (3731, 17375), (4865, 13325), (5125, 12649), (5699, 11375), (7175, 9035)]