68918720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16567}}^1$

素因数の和:16597

約数の個数: 56

約数和(自身を含む): 176747424

約数和(自身を除く): 107828704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 16567, 33134, 66268, 82835, 132536, 165670, 215371, 265072, 331340, 430742, 530144, 662680, 861484, 1060288, 1076855, 1325360, 1722968, 2153710, 2650720, 3445936, 4307420, 5301440, 6891872, 8614840, 13783744, 17229680, 34459360, 68918720]

約数ペア:

[(1, 68918720), (2, 34459360), (4, 17229680), (5, 13783744), (8, 8614840), (10, 6891872), (13, 5301440), (16, 4307420), (20, 3445936), (26, 2650720), (32, 2153710), (40, 1722968), (52, 1325360), (64, 1076855), (65, 1060288), (80, 861484), (104, 662680), (130, 530144), (160, 430742), (208, 331340), (260, 265072), (320, 215371), (416, 165670), (520, 132536), (832, 82835), (1040, 66268), (2080, 33134), (4160, 16567)]