40880450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 82781160

約数和(自身を除く): 41900710

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 325, 545, 577, 650, 1090, 1154, 1417, 2725, 2834, 2885, 5450, 5770, 7085, 7501, 14170, 14425, 15002, 28850, 35425, 37505, 62893, 70850, 75010, 125786, 187525, 314465, 375050, 628930, 817609, 1572325, 1635218, 3144650, 4088045, 8176090, 20440225, 40880450]

約数ペア:

[(1, 40880450), (2, 20440225), (5, 8176090), (10, 4088045), (13, 3144650), (25, 1635218), (26, 1572325), (50, 817609), (65, 628930), (109, 375050), (130, 314465), (218, 187525), (325, 125786), (545, 75010), (577, 70850), (650, 62893), (1090, 37505), (1154, 35425), (1417, 28850), (2725, 15002), (2834, 14425), (2885, 14170), (5450, 7501), (5770, 7085)]