99440560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 241627392

約数和(自身を除く): 142186832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 310, 397, 404, 496, 505, 620, 794, 808, 1010, 1240, 1588, 1616, 1985, 2020, 2480, 3131, 3176, 3970, 4040, 6262, 6352, 7940, 8080, 12307, 12524, 15655, 15880, 24614, 25048, 31310, 31760, 40097, 49228, 50096, 61535, 62620, 80194, 98456, 123070, 125240, 160388, 196912, 200485, 246140, 250480, 320776, 400970, 492280, 641552, 801940, 984560, 1243007, 1603880, 2486014, 3207760, 4972028, 6215035, 9944056, 12430070, 19888112, 24860140, 49720280, 99440560]

約数ペア:

[(1, 99440560), (2, 49720280), (4, 24860140), (5, 19888112), (8, 12430070), (10, 9944056), (16, 6215035), (20, 4972028), (31, 3207760), (40, 2486014), (62, 1603880), (80, 1243007), (101, 984560), (124, 801940), (155, 641552), (202, 492280), (248, 400970), (310, 320776), (397, 250480), (404, 246140), (496, 200485), (505, 196912), (620, 160388), (794, 125240), (808, 123070), (1010, 98456), (1240, 80194), (1588, 62620), (1616, 61535), (1985, 50096), (2020, 49228), (2480, 40097), (3131, 31760), (3176, 31310), (3970, 25048), (4040, 24614), (6262, 15880), (6352, 15655), (7940, 12524), (8080, 12307)]