69919880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 164160000

約数和(自身を除く): 94240120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 113, 124, 155, 226, 248, 310, 452, 499, 565, 620, 904, 998, 1130, 1240, 1996, 2260, 2495, 3503, 3992, 4520, 4990, 7006, 9980, 14012, 15469, 17515, 19960, 28024, 30938, 35030, 56387, 61876, 70060, 77345, 112774, 123752, 140120, 154690, 225548, 281935, 309380, 451096, 563870, 618760, 1127740, 1747997, 2255480, 3495994, 6991988, 8739985, 13983976, 17479970, 34959940, 69919880]

約数ペア:

[(1, 69919880), (2, 34959940), (4, 17479970), (5, 13983976), (8, 8739985), (10, 6991988), (20, 3495994), (31, 2255480), (40, 1747997), (62, 1127740), (113, 618760), (124, 563870), (155, 451096), (226, 309380), (248, 281935), (310, 225548), (452, 154690), (499, 140120), (565, 123752), (620, 112774), (904, 77345), (998, 70060), (1130, 61876), (1240, 56387), (1996, 35030), (2260, 30938), (2495, 28024), (3503, 19960), (3992, 17515), (4520, 15469), (4990, 14012), (7006, 9980)]