149001580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81869}}^1$

素因数の和:81898

約数の個数: 48

約数和(自身を含む): 385116480

約数和(自身を除く): 236114900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 81869, 163738, 327476, 409345, 573083, 818690, 1064297, 1146166, 1637380, 2128594, 2292332, 2865415, 4257188, 5321485, 5730830, 7450079, 10642970, 11461660, 14900158, 21285940, 29800316, 37250395, 74500790, 149001580]

約数ペア:

[(1, 149001580), (2, 74500790), (4, 37250395), (5, 29800316), (7, 21285940), (10, 14900158), (13, 11461660), (14, 10642970), (20, 7450079), (26, 5730830), (28, 5321485), (35, 4257188), (52, 2865415), (65, 2292332), (70, 2128594), (91, 1637380), (130, 1146166), (140, 1064297), (182, 818690), (260, 573083), (364, 409345), (455, 327476), (910, 163738), (1820, 81869)]