102404780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 223104000

約数和(自身を除く): 120699220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 331, 499, 620, 662, 998, 1324, 1655, 1996, 2495, 3310, 4990, 6620, 9980, 10261, 15469, 20522, 30938, 41044, 51305, 61876, 77345, 102610, 154690, 165169, 205220, 309380, 330338, 660676, 825845, 1651690, 3303380, 5120239, 10240478, 20480956, 25601195, 51202390, 102404780]

約数ペア:

[(1, 102404780), (2, 51202390), (4, 25601195), (5, 20480956), (10, 10240478), (20, 5120239), (31, 3303380), (62, 1651690), (124, 825845), (155, 660676), (310, 330338), (331, 309380), (499, 205220), (620, 165169), (662, 154690), (998, 102610), (1324, 77345), (1655, 61876), (1996, 51305), (2495, 41044), (3310, 30938), (4990, 20522), (6620, 15469), (9980, 10261)]