55627640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 130671360

約数和(自身を除く): 75043720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 113, 124, 155, 226, 248, 310, 397, 452, 565, 620, 794, 904, 1130, 1240, 1588, 1985, 2260, 3176, 3503, 3970, 4520, 7006, 7940, 12307, 14012, 15880, 17515, 24614, 28024, 35030, 44861, 49228, 61535, 70060, 89722, 98456, 123070, 140120, 179444, 224305, 246140, 358888, 448610, 492280, 897220, 1390691, 1794440, 2781382, 5562764, 6953455, 11125528, 13906910, 27813820, 55627640]

約数ペア:

[(1, 55627640), (2, 27813820), (4, 13906910), (5, 11125528), (8, 6953455), (10, 5562764), (20, 2781382), (31, 1794440), (40, 1390691), (62, 897220), (113, 492280), (124, 448610), (155, 358888), (226, 246140), (248, 224305), (310, 179444), (397, 140120), (452, 123070), (565, 98456), (620, 89722), (794, 70060), (904, 61535), (1130, 49228), (1240, 44861), (1588, 35030), (1985, 28024), (2260, 24614), (3176, 17515), (3503, 15880), (3970, 14012), (4520, 12307), (7006, 7940)]