71039488

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 60

約数和(自身を含む): 153885798

約数和(自身を除く): 82846310

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 821, 832, 1352, 1642, 1664, 2704, 3284, 3328, 5408, 6568, 6656, 10673, 10816, 13136, 21346, 21632, 26272, 42692, 43264, 52544, 85384, 86528, 105088, 138749, 170768, 210176, 277498, 341536, 420352, 554996, 683072, 1109992, 1366144, 2219984, 2732288, 4439968, 5464576, 8879936, 17759872, 35519744, 71039488]

約数ペア:

[(1, 71039488), (2, 35519744), (4, 17759872), (8, 8879936), (13, 5464576), (16, 4439968), (26, 2732288), (32, 2219984), (52, 1366144), (64, 1109992), (104, 683072), (128, 554996), (169, 420352), (208, 341536), (256, 277498), (338, 210176), (416, 170768), (512, 138749), (676, 105088), (821, 86528), (832, 85384), (1352, 52544), (1642, 43264), (1664, 42692), (2704, 26272), (3284, 21632), (3328, 21346), (5408, 13136), (6568, 10816), (6656, 10673)]