61305875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 81768960

約数和(自身を除く): 20463085

約数列:

[1, 5, 19, 25, 83, 95, 125, 311, 415, 475, 1555, 1577, 2075, 2375, 5909, 7775, 7885, 10375, 25813, 29545, 38875, 39425, 129065, 147725, 197125, 490447, 645325, 738625, 2452235, 3226625, 12261175, 61305875]

約数ペア:

[(1, 61305875), (5, 12261175), (19, 3226625), (25, 2452235), (83, 738625), (95, 645325), (125, 490447), (311, 197125), (415, 147725), (475, 129065), (1555, 39425), (1577, 38875), (2075, 29545), (2375, 25813), (5909, 10375), (7775, 7885)]