100004080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10331}}^1$

素因数の和:10366

約数の個数: 60

約数和(自身を含む): 255593016

約数和(自身を除く): 155588936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 10331, 20662, 41324, 51655, 82648, 103310, 113641, 165296, 206620, 227282, 413240, 454564, 568205, 826480, 909128, 1136410, 1250051, 1818256, 2272820, 2500102, 4545640, 5000204, 6250255, 9091280, 10000408, 12500510, 20000816, 25001020, 50002040, 100004080]

約数ペア:

[(1, 100004080), (2, 50002040), (4, 25001020), (5, 20000816), (8, 12500510), (10, 10000408), (11, 9091280), (16, 6250255), (20, 5000204), (22, 4545640), (40, 2500102), (44, 2272820), (55, 1818256), (80, 1250051), (88, 1136410), (110, 909128), (121, 826480), (176, 568205), (220, 454564), (242, 413240), (440, 227282), (484, 206620), (605, 165296), (880, 113641), (968, 103310), (1210, 82648), (1936, 51655), (2420, 41324), (4840, 20662), (9680, 10331)]