68473730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1371

約数の個数: 48

約数和(自身を含む): 137873664

約数和(自身を除く): 69399934

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1307, 1690, 2015, 2614, 4030, 5239, 6535, 10478, 13070, 16991, 26195, 33982, 40517, 52390, 81034, 84955, 169910, 202585, 220883, 405170, 441766, 526721, 1053442, 1104415, 2208830, 2633605, 5267210, 6847373, 13694746, 34236865, 68473730]

約数ペア:

[(1, 68473730), (2, 34236865), (5, 13694746), (10, 6847373), (13, 5267210), (26, 2633605), (31, 2208830), (62, 1104415), (65, 1053442), (130, 526721), (155, 441766), (169, 405170), (310, 220883), (338, 202585), (403, 169910), (806, 84955), (845, 81034), (1307, 52390), (1690, 40517), (2015, 33982), (2614, 26195), (4030, 16991), (5239, 13070), (6535, 10478)]