858454480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26627}}^1$

素因数の和:26684

約数の個数: 80

約数和(自身を含む): 2218857984

約数和(自身を除く): 1360403504

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, 26627, 32240, 53254, 106508, 133135, 213016, 266270, 346151, 426032, 532540, 692302, 825437, 1065080, 1384604, 1650874, 1730755, 2130160, 2769208, 3301748, 3461510, 4127185, 5538416, 6603496, 6923020, 8254370, 10730681, 13206992, 13846040, 16508740, 21461362, 27692080, 33017480, 42922724, 53653405, 66034960, 85845448, 107306810, 171690896, 214613620, 429227240, 858454480]

約数ペア:

[(1, 858454480), (2, 429227240), (4, 214613620), (5, 171690896), (8, 107306810), (10, 85845448), (13, 66034960), (16, 53653405), (20, 42922724), (26, 33017480), (31, 27692080), (40, 21461362), (52, 16508740), (62, 13846040), (65, 13206992), (80, 10730681), (104, 8254370), (124, 6923020), (130, 6603496), (155, 5538416), (208, 4127185), (248, 3461510), (260, 3301748), (310, 2769208), (403, 2130160), (496, 1730755), (520, 1650874), (620, 1384604), (806, 1065080), (1040, 825437), (1240, 692302), (1612, 532540), (2015, 426032), (2480, 346151), (3224, 266270), (4030, 213016), (6448, 133135), (8060, 106508), (16120, 53254), (26627, 32240)]