54210620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 123472944

約数和(自身を除く): 69262324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 113, 166, 170, 226, 289, 332, 340, 415, 452, 565, 578, 830, 1130, 1156, 1411, 1445, 1660, 1921, 2260, 2822, 2890, 3842, 5644, 5780, 7055, 7684, 9379, 9605, 14110, 18758, 19210, 23987, 28220, 32657, 37516, 38420, 46895, 47974, 65314, 93790, 95948, 119935, 130628, 159443, 163285, 187580, 239870, 318886, 326570, 479740, 637772, 653140, 797215, 1594430, 2710531, 3188860, 5421062, 10842124, 13552655, 27105310, 54210620]

約数ペア:

[(1, 54210620), (2, 27105310), (4, 13552655), (5, 10842124), (10, 5421062), (17, 3188860), (20, 2710531), (34, 1594430), (68, 797215), (83, 653140), (85, 637772), (113, 479740), (166, 326570), (170, 318886), (226, 239870), (289, 187580), (332, 163285), (340, 159443), (415, 130628), (452, 119935), (565, 95948), (578, 93790), (830, 65314), (1130, 47974), (1156, 46895), (1411, 38420), (1445, 37516), (1660, 32657), (1921, 28220), (2260, 23987), (2822, 19210), (2890, 18758), (3842, 14110), (5644, 9605), (5780, 9379), (7055, 7684)]