74409920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:638

約数の個数: 112

約数和(自身を含む): 197315328

約数和(自身を除く): 122905408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 577, 620, 806, 832, 992, 1040, 1154, 1240, 1612, 1984, 2015, 2080, 2308, 2480, 2885, 3224, 4030, 4160, 4616, 4960, 5770, 6448, 7501, 8060, 9232, 9920, 11540, 12896, 15002, 16120, 17887, 18464, 23080, 25792, 30004, 32240, 35774, 36928, 37505, 46160, 60008, 64480, 71548, 75010, 89435, 92320, 120016, 128960, 143096, 150020, 178870, 184640, 232531, 240032, 286192, 300040, 357740, 465062, 480064, 572384, 600080, 715480, 930124, 1144768, 1162655, 1200160, 1430960, 1860248, 2325310, 2400320, 2861920, 3720496, 4650620, 5723840, 7440992, 9301240, 14881984, 18602480, 37204960, 74409920]

約数ペア:

[(1, 74409920), (2, 37204960), (4, 18602480), (5, 14881984), (8, 9301240), (10, 7440992), (13, 5723840), (16, 4650620), (20, 3720496), (26, 2861920), (31, 2400320), (32, 2325310), (40, 1860248), (52, 1430960), (62, 1200160), (64, 1162655), (65, 1144768), (80, 930124), (104, 715480), (124, 600080), (130, 572384), (155, 480064), (160, 465062), (208, 357740), (248, 300040), (260, 286192), (310, 240032), (320, 232531), (403, 184640), (416, 178870), (496, 150020), (520, 143096), (577, 128960), (620, 120016), (806, 92320), (832, 89435), (992, 75010), (1040, 71548), (1154, 64480), (1240, 60008), (1612, 46160), (1984, 37505), (2015, 36928), (2080, 35774), (2308, 32240), (2480, 30004), (2885, 25792), (3224, 23080), (4030, 18464), (4160, 17887), (4616, 16120), (4960, 15002), (5770, 12896), (6448, 11540), (7501, 9920), (8060, 9232)]