72544375

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 40

約数和(自身を含む): 98406000

約数和(自身を除く): 25861625

約数列:

[1, 5, 19, 25, 41, 95, 125, 149, 205, 475, 625, 745, 779, 1025, 2375, 2831, 3725, 3895, 5125, 6109, 11875, 14155, 18625, 19475, 25625, 30545, 70775, 93125, 97375, 116071, 152725, 353875, 486875, 580355, 763625, 1769375, 2901775, 3818125, 14508875, 72544375]

約数ペア:

[(1, 72544375), (5, 14508875), (19, 3818125), (25, 2901775), (41, 1769375), (95, 763625), (125, 580355), (149, 486875), (205, 353875), (475, 152725), (625, 116071), (745, 97375), (779, 93125), (1025, 70775), (2375, 30545), (2831, 25625), (3725, 19475), (3895, 18625), (5125, 14155), (6109, 11875)]