8370659620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 18112243968

約数和(自身を除く): 9741584348

約数列:

[1, 2, 4, 5, 10, 20, 97, 103, 163, 194, 206, 257, 326, 388, 412, 485, 514, 515, 652, 815, 970, 1028, 1030, 1285, 1630, 1940, 2060, 2570, 3260, 5140, 9991, 15811, 16789, 19982, 24929, 26471, 31622, 33578, 39964, 41891, 49858, 49955, 52942, 63244, 67156, 79055, 83782, 83945, 99716, 99910, 105884, 124645, 132355, 158110, 167564, 167890, 199820, 209455, 249290, 264710, 316220, 335780, 418910, 498580, 529420, 837820, 1628533, 2567687, 3257066, 4063427, 4314773, 5135374, 6514132, 8126854, 8142665, 8629546, 10270748, 12838435, 16253708, 16285330, 17259092, 20317135, 21573865, 25676870, 32570660, 40634270, 43147730, 51353740, 81268540, 86295460, 418532981, 837065962, 1674131924, 2092664905, 4185329810, 8370659620]

約数ペア:

[(1, 8370659620), (2, 4185329810), (4, 2092664905), (5, 1674131924), (10, 837065962), (20, 418532981), (97, 86295460), (103, 81268540), (163, 51353740), (194, 43147730), (206, 40634270), (257, 32570660), (326, 25676870), (388, 21573865), (412, 20317135), (485, 17259092), (514, 16285330), (515, 16253708), (652, 12838435), (815, 10270748), (970, 8629546), (1028, 8142665), (1030, 8126854), (1285, 6514132), (1630, 5135374), (1940, 4314773), (2060, 4063427), (2570, 3257066), (3260, 2567687), (5140, 1628533), (9991, 837820), (15811, 529420), (16789, 498580), (19982, 418910), (24929, 335780), (26471, 316220), (31622, 264710), (33578, 249290), (39964, 209455), (41891, 199820), (49858, 167890), (49955, 167564), (52942, 158110), (63244, 132355), (67156, 124645), (79055, 105884), (83782, 99910), (83945, 99716)]