55851640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5653}}^1$

素因数の和:5696

約数の個数: 64

約数和(自身を含む): 142480800

約数和(自身を除く): 86629160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 5653, 9880, 11306, 22612, 28265, 45224, 56530, 73489, 107407, 113060, 146978, 214814, 226120, 293956, 367445, 429628, 537035, 587912, 734890, 859256, 1074070, 1396291, 1469780, 2148140, 2792582, 2939560, 4296280, 5585164, 6981455, 11170328, 13962910, 27925820, 55851640]

約数ペア:

[(1, 55851640), (2, 27925820), (4, 13962910), (5, 11170328), (8, 6981455), (10, 5585164), (13, 4296280), (19, 2939560), (20, 2792582), (26, 2148140), (38, 1469780), (40, 1396291), (52, 1074070), (65, 859256), (76, 734890), (95, 587912), (104, 537035), (130, 429628), (152, 367445), (190, 293956), (247, 226120), (260, 214814), (380, 146978), (494, 113060), (520, 107407), (760, 73489), (988, 56530), (1235, 45224), (1976, 28265), (2470, 22612), (4940, 11306), (5653, 9880)]