77343760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2399}}^1$

素因数の和:2456

約数の個数: 80

約数和(自身を含む): 199987200

約数和(自身を除く): 122643440

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, 2399, 2480, 3224, 4030, 4798, 6448, 8060, 9596, 11995, 16120, 19192, 23990, 31187, 32240, 38384, 47980, 62374, 74369, 95960, 124748, 148738, 155935, 191920, 249496, 297476, 311870, 371845, 498992, 594952, 623740, 743690, 966797, 1189904, 1247480, 1487380, 1933594, 2494960, 2974760, 3867188, 4833985, 5949520, 7734376, 9667970, 15468752, 19335940, 38671880, 77343760]

約数ペア:

[(1, 77343760), (2, 38671880), (4, 19335940), (5, 15468752), (8, 9667970), (10, 7734376), (13, 5949520), (16, 4833985), (20, 3867188), (26, 2974760), (31, 2494960), (40, 1933594), (52, 1487380), (62, 1247480), (65, 1189904), (80, 966797), (104, 743690), (124, 623740), (130, 594952), (155, 498992), (208, 371845), (248, 311870), (260, 297476), (310, 249496), (403, 191920), (496, 155935), (520, 148738), (620, 124748), (806, 95960), (1040, 74369), (1240, 62374), (1612, 47980), (2015, 38384), (2399, 32240), (2480, 31187), (3224, 23990), (4030, 19192), (4798, 16120), (6448, 11995), (8060, 9596)]