420031875

素因数分解:

$3^1\times 5^4\times {\mathrm{83}}^1\times {\mathrm{2699}}^1$

素因数の和:2805

約数の個数: 40

約数和(自身を含む): 708523200

約数和(自身を除く): 288491325

約数列:

[1, 3, 5, 15, 25, 75, 83, 125, 249, 375, 415, 625, 1245, 1875, 2075, 2699, 6225, 8097, 10375, 13495, 31125, 40485, 51875, 67475, 155625, 202425, 224017, 337375, 672051, 1012125, 1120085, 1686875, 3360255, 5060625, 5600425, 16801275, 28002125, 84006375, 140010625, 420031875]

約数ペア:

[(1, 420031875), (3, 140010625), (5, 84006375), (15, 28002125), (25, 16801275), (75, 5600425), (83, 5060625), (125, 3360255), (249, 1686875), (375, 1120085), (415, 1012125), (625, 672051), (1245, 337375), (1875, 224017), (2075, 202425), (2699, 155625), (6225, 67475), (8097, 51875), (10375, 40485), (13495, 31125)]