999984050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49627}}^1$

素因数の和:49683

約数の個数: 48

約数和(自身を含む): 2067700992

約数和(自身を除く): 1067716942

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 20150, 49627, 99254, 248135, 496270, 645151, 1240675, 1290302, 1538437, 2481350, 3076874, 3225755, 6451510, 7692185, 15384370, 16128775, 19999681, 32257550, 38460925, 39999362, 76921850, 99998405, 199996810, 499992025, 999984050]

約数ペア:

[(1, 999984050), (2, 499992025), (5, 199996810), (10, 99998405), (13, 76921850), (25, 39999362), (26, 38460925), (31, 32257550), (50, 19999681), (62, 16128775), (65, 15384370), (130, 7692185), (155, 6451510), (310, 3225755), (325, 3076874), (403, 2481350), (650, 1538437), (775, 1290302), (806, 1240675), (1550, 645151), (2015, 496270), (4030, 248135), (10075, 99254), (20150, 49627)]