87727120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1259}}^1$

素因数の和:1352

約数の個数: 80

約数和(自身を含む): 223110720

約数和(自身を除く): 135383600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 1040, 1072, 1259, 1340, 1742, 2518, 2680, 3484, 4355, 5036, 5360, 6295, 6968, 8710, 10072, 12590, 13936, 16367, 17420, 20144, 25180, 32734, 34840, 50360, 65468, 69680, 81835, 84353, 100720, 130936, 163670, 168706, 261872, 327340, 337412, 421765, 654680, 674824, 843530, 1096589, 1309360, 1349648, 1687060, 2193178, 3374120, 4386356, 5482945, 6748240, 8772712, 10965890, 17545424, 21931780, 43863560, 87727120]

約数ペア:

[(1, 87727120), (2, 43863560), (4, 21931780), (5, 17545424), (8, 10965890), (10, 8772712), (13, 6748240), (16, 5482945), (20, 4386356), (26, 3374120), (40, 2193178), (52, 1687060), (65, 1349648), (67, 1309360), (80, 1096589), (104, 843530), (130, 674824), (134, 654680), (208, 421765), (260, 337412), (268, 327340), (335, 261872), (520, 168706), (536, 163670), (670, 130936), (871, 100720), (1040, 84353), (1072, 81835), (1259, 69680), (1340, 65468), (1742, 50360), (2518, 34840), (2680, 32734), (3484, 25180), (4355, 20144), (5036, 17420), (5360, 16367), (6295, 13936), (6968, 12590), (8710, 10072)]