164989730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{5531}}^1$

素因数の和:5714

約数の個数: 32

約数和(自身を含む): 314660160

約数和(自身を除く): 149670430

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2983, 5531, 5966, 11062, 14915, 27655, 29830, 55310, 105089, 210178, 525445, 868367, 1050890, 1736734, 4341835, 8683670, 16498973, 32997946, 82494865, 164989730]

約数ペア:

[(1, 164989730), (2, 82494865), (5, 32997946), (10, 16498973), (19, 8683670), (38, 4341835), (95, 1736734), (157, 1050890), (190, 868367), (314, 525445), (785, 210178), (1570, 105089), (2983, 55310), (5531, 29830), (5966, 27655), (11062, 14915)]