66137240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{659}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 161330400

約数和(自身を除く): 95193160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 659, 772, 965, 1318, 1544, 1930, 2509, 2636, 3295, 3860, 5018, 5272, 6590, 7720, 8567, 10036, 12545, 13180, 17134, 20072, 25090, 26360, 34268, 42835, 50180, 68536, 85670, 100360, 127187, 171340, 254374, 342680, 508748, 635935, 1017496, 1271870, 1653431, 2543740, 3306862, 5087480, 6613724, 8267155, 13227448, 16534310, 33068620, 66137240]

約数ペア:

[(1, 66137240), (2, 33068620), (4, 16534310), (5, 13227448), (8, 8267155), (10, 6613724), (13, 5087480), (20, 3306862), (26, 2543740), (40, 1653431), (52, 1271870), (65, 1017496), (104, 635935), (130, 508748), (193, 342680), (260, 254374), (386, 171340), (520, 127187), (659, 100360), (772, 85670), (965, 68536), (1318, 50180), (1544, 42835), (1930, 34268), (2509, 26360), (2636, 25090), (3295, 20072), (3860, 17134), (5018, 13180), (5272, 12545), (6590, 10036), (7720, 8567)]