79897180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7727}}^1$

素因数の和:7794

約数の個数: 48

約数和(自身を含む): 186955776

約数和(自身を除く): 107058596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 7727, 10340, 15454, 30908, 38635, 77270, 84997, 154540, 169994, 339988, 363169, 424985, 726338, 849970, 1452676, 1699940, 1815845, 3631690, 3994859, 7263380, 7989718, 15979436, 19974295, 39948590, 79897180]

約数ペア:

[(1, 79897180), (2, 39948590), (4, 19974295), (5, 15979436), (10, 7989718), (11, 7263380), (20, 3994859), (22, 3631690), (44, 1815845), (47, 1699940), (55, 1452676), (94, 849970), (110, 726338), (188, 424985), (220, 363169), (235, 339988), (470, 169994), (517, 154540), (940, 84997), (1034, 77270), (2068, 38635), (2585, 30908), (5170, 15454), (7727, 10340)]