97768420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 215018496

約数和(自身を除く): 117250076

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2201, 2221, 4402, 4442, 8804, 8884, 11005, 11105, 22010, 22210, 44020, 44420, 68851, 137702, 157691, 275404, 315382, 344255, 630764, 688510, 788455, 1377020, 1576910, 3153820, 4888421, 9776842, 19553684, 24442105, 48884210, 97768420]

約数ペア:

[(1, 97768420), (2, 48884210), (4, 24442105), (5, 19553684), (10, 9776842), (20, 4888421), (31, 3153820), (62, 1576910), (71, 1377020), (124, 788455), (142, 688510), (155, 630764), (284, 344255), (310, 315382), (355, 275404), (620, 157691), (710, 137702), (1420, 68851), (2201, 44420), (2221, 44020), (4402, 22210), (4442, 22010), (8804, 11105), (8884, 11005)]