65799890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 67256110

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 79, 86, 130, 149, 158, 215, 298, 395, 430, 559, 745, 790, 1027, 1118, 1490, 1937, 2054, 2795, 3397, 3874, 5135, 5590, 6407, 6794, 9685, 10270, 11771, 12814, 16985, 19370, 23542, 32035, 33970, 44161, 58855, 64070, 83291, 88322, 117710, 153023, 166582, 220805, 306046, 416455, 441610, 506153, 765115, 832910, 1012306, 1530230, 2530765, 5061530, 6579989, 13159978, 32899945, 65799890]

約数ペア:

[(1, 65799890), (2, 32899945), (5, 13159978), (10, 6579989), (13, 5061530), (26, 2530765), (43, 1530230), (65, 1012306), (79, 832910), (86, 765115), (130, 506153), (149, 441610), (158, 416455), (215, 306046), (298, 220805), (395, 166582), (430, 153023), (559, 117710), (745, 88322), (790, 83291), (1027, 64070), (1118, 58855), (1490, 44161), (1937, 33970), (2054, 32035), (2795, 23542), (3397, 19370), (3874, 16985), (5135, 12814), (5590, 11771), (6407, 10270), (6794, 9685)]