66411020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3499}}^1$

素因数の和:3594

約数の個数: 48

約数和(自身を含む): 152292000

約数和(自身を除く): 85880980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3499, 3796, 4745, 6998, 9490, 13996, 17495, 18980, 34990, 45487, 69980, 90974, 181948, 227435, 255427, 454870, 510854, 909740, 1021708, 1277135, 2554270, 3320551, 5108540, 6641102, 13282204, 16602755, 33205510, 66411020]

約数ペア:

[(1, 66411020), (2, 33205510), (4, 16602755), (5, 13282204), (10, 6641102), (13, 5108540), (20, 3320551), (26, 2554270), (52, 1277135), (65, 1021708), (73, 909740), (130, 510854), (146, 454870), (260, 255427), (292, 227435), (365, 181948), (730, 90974), (949, 69980), (1460, 45487), (1898, 34990), (3499, 18980), (3796, 17495), (4745, 13996), (6998, 9490)]