65240680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{85843}}^1$

素因数の和:85873

約数の個数: 32

約数和(自身を含む): 154519200

約数和(自身を除く): 89278520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 85843, 171686, 343372, 429215, 686744, 858430, 1631017, 1716860, 3262034, 3433720, 6524068, 8155085, 13048136, 16310170, 32620340, 65240680]

約数ペア:

[(1, 65240680), (2, 32620340), (4, 16310170), (5, 13048136), (8, 8155085), (10, 6524068), (19, 3433720), (20, 3262034), (38, 1716860), (40, 1631017), (76, 858430), (95, 686744), (152, 429215), (190, 343372), (380, 171686), (760, 85843)]