64182760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1069}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 154080000

約数和(自身を除く): 89897240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1069, 1501, 1580, 2138, 3002, 3160, 4276, 5345, 6004, 7505, 8552, 10690, 12008, 15010, 20311, 21380, 30020, 40622, 42760, 60040, 81244, 84451, 101555, 162488, 168902, 203110, 337804, 406220, 422255, 675608, 812440, 844510, 1604569, 1689020, 3209138, 3378040, 6418276, 8022845, 12836552, 16045690, 32091380, 64182760]

約数ペア:

[(1, 64182760), (2, 32091380), (4, 16045690), (5, 12836552), (8, 8022845), (10, 6418276), (19, 3378040), (20, 3209138), (38, 1689020), (40, 1604569), (76, 844510), (79, 812440), (95, 675608), (152, 422255), (158, 406220), (190, 337804), (316, 203110), (380, 168902), (395, 162488), (632, 101555), (760, 84451), (790, 81244), (1069, 60040), (1501, 42760), (1580, 40622), (2138, 30020), (3002, 21380), (3160, 20311), (4276, 15010), (5345, 12008), (6004, 10690), (7505, 8552)]