90141140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{11527}}^1$

素因数の和:11576

約数の個数: 48

約数和(自身を含む): 209164032

約数和(自身を除く): 119022892

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 11527, 23054, 46108, 57635, 115270, 195959, 230540, 265121, 391918, 530242, 783836, 979795, 1060484, 1325605, 1959590, 2651210, 3919180, 4507057, 5302420, 9014114, 18028228, 22535285, 45070570, 90141140]

約数ペア:

[(1, 90141140), (2, 45070570), (4, 22535285), (5, 18028228), (10, 9014114), (17, 5302420), (20, 4507057), (23, 3919180), (34, 2651210), (46, 1959590), (68, 1325605), (85, 1060484), (92, 979795), (115, 783836), (170, 530242), (230, 391918), (340, 265121), (391, 230540), (460, 195959), (782, 115270), (1564, 57635), (1955, 46108), (3910, 23054), (7820, 11527)]