78653375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 102211200

約数和(自身を除く): 23557825

約数列:

[1, 5, 25, 41, 103, 125, 149, 205, 515, 745, 1025, 2575, 3725, 4223, 5125, 6109, 12875, 15347, 18625, 21115, 30545, 76735, 105575, 152725, 383675, 527875, 629227, 763625, 1918375, 3146135, 15730675, 78653375]

約数ペア:

[(1, 78653375), (5, 15730675), (25, 3146135), (41, 1918375), (103, 763625), (125, 629227), (149, 527875), (205, 383675), (515, 152725), (745, 105575), (1025, 76735), (2575, 30545), (3725, 21115), (4223, 18625), (5125, 15347), (6109, 12875)]