164089496720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{342481}}^1$

素因数の和:342660

約数の個数: 80

約数和(自身を含む): 392147369712

約数和(自身を除く): 228057872992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 113, 212, 226, 265, 424, 452, 530, 565, 848, 904, 1060, 1130, 1808, 2120, 2260, 4240, 4520, 5989, 9040, 11978, 23956, 29945, 47912, 59890, 95824, 119780, 239560, 342481, 479120, 684962, 1369924, 1712405, 2739848, 3424810, 5479696, 6849620, 13699240, 18151493, 27398480, 36302986, 38700353, 72605972, 77400706, 90757465, 145211944, 154801412, 181514930, 193501765, 290423888, 309602824, 363029860, 387003530, 619205648, 726059720, 774007060, 1452119440, 1548014120, 2051118709, 3096028240, 4102237418, 8204474836, 10255593545, 16408949672, 20511187090, 32817899344, 41022374180, 82044748360, 164089496720]

約数ペア:

[(1, 164089496720), (2, 82044748360), (4, 41022374180), (5, 32817899344), (8, 20511187090), (10, 16408949672), (16, 10255593545), (20, 8204474836), (40, 4102237418), (53, 3096028240), (80, 2051118709), (106, 1548014120), (113, 1452119440), (212, 774007060), (226, 726059720), (265, 619205648), (424, 387003530), (452, 363029860), (530, 309602824), (565, 290423888), (848, 193501765), (904, 181514930), (1060, 154801412), (1130, 145211944), (1808, 90757465), (2120, 77400706), (2260, 72605972), (4240, 38700353), (4520, 36302986), (5989, 27398480), (9040, 18151493), (11978, 13699240), (23956, 6849620), (29945, 5479696), (47912, 3424810), (59890, 2739848), (95824, 1712405), (119780, 1369924), (239560, 684962), (342481, 479120)]