150563125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 204934400

約数和(自身を除く): 54371275

約数列:

[1, 5, 19, 25, 31, 95, 125, 155, 409, 475, 589, 625, 775, 2045, 2375, 2945, 3875, 7771, 10225, 11875, 12679, 14725, 19375, 38855, 51125, 63395, 73625, 194275, 240901, 255625, 316975, 368125, 971375, 1204505, 1584875, 4856875, 6022525, 7924375, 30112625, 150563125]

約数ペア:

[(1, 150563125), (5, 30112625), (19, 7924375), (25, 6022525), (31, 4856875), (95, 1584875), (125, 1204505), (155, 971375), (409, 368125), (475, 316975), (589, 255625), (625, 240901), (775, 194275), (2045, 73625), (2375, 63395), (2945, 51125), (3875, 38855), (7771, 19375), (10225, 14725), (11875, 12679)]