15478125

素因数分解:

$3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 27998208

約数和(自身を除く): 12520083

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 127, 195, 325, 375, 381, 625, 635, 975, 1625, 1651, 1875, 1905, 3125, 3175, 4875, 4953, 8125, 8255, 9375, 9525, 15875, 24375, 24765, 40625, 41275, 47625, 79375, 121875, 123825, 206375, 238125, 396875, 619125, 1031875, 1190625, 3095625, 5159375, 15478125]

約数ペア:

[(1, 15478125), (3, 5159375), (5, 3095625), (13, 1190625), (15, 1031875), (25, 619125), (39, 396875), (65, 238125), (75, 206375), (125, 123825), (127, 121875), (195, 79375), (325, 47625), (375, 41275), (381, 40625), (625, 24765), (635, 24375), (975, 15875), (1625, 9525), (1651, 9375), (1875, 8255), (1905, 8125), (3125, 4953), (3175, 4875)]