142017490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 274155912

約数和(自身を除く): 132138422

約数列:

[1, 2, 5, 10, 17, 34, 85, 157, 170, 289, 313, 314, 578, 626, 785, 1445, 1565, 1570, 2669, 2890, 3130, 5321, 5338, 10642, 13345, 26605, 26690, 45373, 49141, 53210, 90457, 90746, 98282, 180914, 226865, 245705, 452285, 453730, 491410, 835397, 904570, 1670794, 4176985, 8353970, 14201749, 28403498, 71008745, 142017490]

約数ペア:

[(1, 142017490), (2, 71008745), (5, 28403498), (10, 14201749), (17, 8353970), (34, 4176985), (85, 1670794), (157, 904570), (170, 835397), (289, 491410), (313, 453730), (314, 452285), (578, 245705), (626, 226865), (785, 180914), (1445, 98282), (1565, 90746), (1570, 90457), (2669, 53210), (2890, 49141), (3130, 45373), (5321, 26690), (5338, 26605), (10642, 13345)]