2978300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 7291200

約数和(自身を除く): 4312900

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 79, 100, 116, 130, 145, 158, 260, 290, 316, 325, 377, 395, 580, 650, 725, 754, 790, 1027, 1300, 1450, 1508, 1580, 1885, 1975, 2054, 2291, 2900, 3770, 3950, 4108, 4582, 5135, 7540, 7900, 9164, 9425, 10270, 11455, 18850, 20540, 22910, 25675, 29783, 37700, 45820, 51350, 57275, 59566, 102700, 114550, 119132, 148915, 229100, 297830, 595660, 744575, 1489150, 2978300]

約数ペア:

[(1, 2978300), (2, 1489150), (4, 744575), (5, 595660), (10, 297830), (13, 229100), (20, 148915), (25, 119132), (26, 114550), (29, 102700), (50, 59566), (52, 57275), (58, 51350), (65, 45820), (79, 37700), (100, 29783), (116, 25675), (130, 22910), (145, 20540), (158, 18850), (260, 11455), (290, 10270), (316, 9425), (325, 9164), (377, 7900), (395, 7540), (580, 5135), (650, 4582), (725, 4108), (754, 3950), (790, 3770), (1027, 2900), (1300, 2291), (1450, 2054), (1508, 1975), (1580, 1885)]