685532140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 1586317824

約数和(自身を除く): 900785684

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 193, 310, 337, 340, 386, 527, 620, 674, 772, 965, 1054, 1348, 1685, 1930, 2108, 2635, 3281, 3370, 3860, 5270, 5729, 5983, 6562, 6740, 10447, 10540, 11458, 11966, 13124, 16405, 20894, 22916, 23932, 28645, 29915, 32810, 41788, 52235, 57290, 59830, 65041, 65620, 101711, 104470, 114580, 119660, 130082, 177599, 203422, 208940, 260164, 325205, 355198, 406844, 508555, 650410, 710396, 887995, 1017110, 1105697, 1300820, 1775990, 2016271, 2034220, 2211394, 3551980, 4032542, 4422788, 5528485, 8065084, 10081355, 11056970, 20162710, 22113940, 34276607, 40325420, 68553214, 137106428, 171383035, 342766070, 685532140]

約数ペア:

[(1, 685532140), (2, 342766070), (4, 171383035), (5, 137106428), (10, 68553214), (17, 40325420), (20, 34276607), (31, 22113940), (34, 20162710), (62, 11056970), (68, 10081355), (85, 8065084), (124, 5528485), (155, 4422788), (170, 4032542), (193, 3551980), (310, 2211394), (337, 2034220), (340, 2016271), (386, 1775990), (527, 1300820), (620, 1105697), (674, 1017110), (772, 887995), (965, 710396), (1054, 650410), (1348, 508555), (1685, 406844), (1930, 355198), (2108, 325205), (2635, 260164), (3281, 208940), (3370, 203422), (3860, 177599), (5270, 130082), (5729, 119660), (5983, 114580), (6562, 104470), (6740, 101711), (10447, 65620), (10540, 65041), (11458, 59830), (11966, 57290), (13124, 52235), (16405, 41788), (20894, 32810), (22916, 29915), (23932, 28645)]