64759505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 85155840

約数和(自身を除く): 20396335

約数列:

[1, 5, 19, 43, 83, 95, 191, 215, 415, 817, 955, 1577, 3569, 3629, 4085, 7885, 8213, 15853, 17845, 18145, 41065, 67811, 79265, 156047, 301207, 339055, 681679, 780235, 1506035, 3408395, 12951901, 64759505]

約数ペア:

[(1, 64759505), (5, 12951901), (19, 3408395), (43, 1506035), (83, 780235), (95, 681679), (191, 339055), (215, 301207), (415, 156047), (817, 79265), (955, 67811), (1577, 41065), (3569, 18145), (3629, 17845), (4085, 15853), (7885, 8213)]