70289260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 150696000

約数和(自身を除く): 80406740

約数列:

[1, 2, 4, 5, 10, 20, 103, 149, 206, 229, 298, 412, 458, 515, 596, 745, 916, 1030, 1145, 1490, 2060, 2290, 2980, 4580, 15347, 23587, 30694, 34121, 47174, 61388, 68242, 76735, 94348, 117935, 136484, 153470, 170605, 235870, 306940, 341210, 471740, 682420, 3514463, 7028926, 14057852, 17572315, 35144630, 70289260]

約数ペア:

[(1, 70289260), (2, 35144630), (4, 17572315), (5, 14057852), (10, 7028926), (20, 3514463), (103, 682420), (149, 471740), (206, 341210), (229, 306940), (298, 235870), (412, 170605), (458, 153470), (515, 136484), (596, 117935), (745, 94348), (916, 76735), (1030, 68242), (1145, 61388), (1490, 47174), (2060, 34121), (2290, 30694), (2980, 23587), (4580, 15347)]