31150191280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{966197}}^1$

素因数の和:966254

約数の個数: 80

約数和(自身を含む): 80511346944

約数和(自身を除く): 49361155664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 966197, 1932394, 3864788, 4830985, 7729576, 9661970, 12560561, 15459152, 19323940, 25121122, 29952107, 38647880, 50242244, 59904214, 62802805, 77295760, 100484488, 119808428, 125605610, 149760535, 200968976, 239616856, 251211220, 299521070, 389377391, 479233712, 502422440, 599042140, 778754782, 1004844880, 1198084280, 1557509564, 1946886955, 2396168560, 3115019128, 3893773910, 6230038256, 7787547820, 15575095640, 31150191280]

約数ペア:

[(1, 31150191280), (2, 15575095640), (4, 7787547820), (5, 6230038256), (8, 3893773910), (10, 3115019128), (13, 2396168560), (16, 1946886955), (20, 1557509564), (26, 1198084280), (31, 1004844880), (40, 778754782), (52, 599042140), (62, 502422440), (65, 479233712), (80, 389377391), (104, 299521070), (124, 251211220), (130, 239616856), (155, 200968976), (208, 149760535), (248, 125605610), (260, 119808428), (310, 100484488), (403, 77295760), (496, 62802805), (520, 59904214), (620, 50242244), (806, 38647880), (1040, 29952107), (1240, 25121122), (1612, 19323940), (2015, 15459152), (2480, 12560561), (3224, 9661970), (4030, 7729576), (6448, 4830985), (8060, 3864788), (16120, 1932394), (32240, 966197)]