68904160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 177260832

約数和(自身を除く): 108356672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 157, 160, 208, 211, 260, 314, 416, 422, 520, 628, 785, 844, 1040, 1055, 1256, 1570, 1688, 2041, 2080, 2110, 2512, 2743, 3140, 3376, 4082, 4220, 5024, 5486, 6280, 6752, 8164, 8440, 10205, 10972, 12560, 13715, 16328, 16880, 20410, 21944, 25120, 27430, 32656, 33127, 33760, 40820, 43888, 54860, 65312, 66254, 81640, 87776, 109720, 132508, 163280, 165635, 219440, 265016, 326560, 331270, 430651, 438880, 530032, 662540, 861302, 1060064, 1325080, 1722604, 2153255, 2650160, 3445208, 4306510, 5300320, 6890416, 8613020, 13780832, 17226040, 34452080, 68904160]

約数ペア:

[(1, 68904160), (2, 34452080), (4, 17226040), (5, 13780832), (8, 8613020), (10, 6890416), (13, 5300320), (16, 4306510), (20, 3445208), (26, 2650160), (32, 2153255), (40, 1722604), (52, 1325080), (65, 1060064), (80, 861302), (104, 662540), (130, 530032), (157, 438880), (160, 430651), (208, 331270), (211, 326560), (260, 265016), (314, 219440), (416, 165635), (422, 163280), (520, 132508), (628, 109720), (785, 87776), (844, 81640), (1040, 66254), (1055, 65312), (1256, 54860), (1570, 43888), (1688, 40820), (2041, 33760), (2080, 33127), (2110, 32656), (2512, 27430), (2743, 25120), (3140, 21944), (3376, 20410), (4082, 16880), (4220, 16328), (5024, 13715), (5486, 12560), (6280, 10972), (6752, 10205), (8164, 8440)]