87960080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1019}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 223110720

約数和(自身を除く): 135150640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 520, 664, 830, 1019, 1040, 1079, 1328, 1660, 2038, 2158, 3320, 4076, 4316, 5095, 5395, 6640, 8152, 8632, 10190, 10790, 13247, 16304, 17264, 20380, 21580, 26494, 40760, 43160, 52988, 66235, 81520, 84577, 86320, 105976, 132470, 169154, 211952, 264940, 338308, 422885, 529880, 676616, 845770, 1059760, 1099501, 1353232, 1691540, 2199002, 3383080, 4398004, 5497505, 6766160, 8796008, 10995010, 17592016, 21990020, 43980040, 87960080]

約数ペア:

[(1, 87960080), (2, 43980040), (4, 21990020), (5, 17592016), (8, 10995010), (10, 8796008), (13, 6766160), (16, 5497505), (20, 4398004), (26, 3383080), (40, 2199002), (52, 1691540), (65, 1353232), (80, 1099501), (83, 1059760), (104, 845770), (130, 676616), (166, 529880), (208, 422885), (260, 338308), (332, 264940), (415, 211952), (520, 169154), (664, 132470), (830, 105976), (1019, 86320), (1040, 84577), (1079, 81520), (1328, 66235), (1660, 52988), (2038, 43160), (2158, 40760), (3320, 26494), (4076, 21580), (4316, 20380), (5095, 17264), (5395, 16304), (6640, 13247), (8152, 10790), (8632, 10190)]