38641875

素因数分解:

$3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 40

約数和(自身を含む): 66241296

約数和(自身を除く): 27599421

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 375, 555, 557, 625, 925, 1671, 1875, 2775, 2785, 4625, 8355, 13875, 13925, 20609, 23125, 41775, 61827, 69375, 69625, 103045, 208875, 309135, 348125, 515225, 1044375, 1545675, 2576125, 7728375, 12880625, 38641875]

約数ペア:

[(1, 38641875), (3, 12880625), (5, 7728375), (15, 2576125), (25, 1545675), (37, 1044375), (75, 515225), (111, 348125), (125, 309135), (185, 208875), (375, 103045), (555, 69625), (557, 69375), (625, 61827), (925, 41775), (1671, 23125), (1875, 20609), (2775, 13925), (2785, 13875), (4625, 8355)]