187639100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3967}}^1$

素因数の和:4035

約数の個数: 72

約数和(自身を含む): 454637568

約数和(自身を除く): 266998468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 860, 946, 1075, 1100, 1892, 2150, 2365, 3967, 4300, 4730, 7934, 9460, 11825, 15868, 19835, 23650, 39670, 43637, 47300, 79340, 87274, 99175, 170581, 174548, 198350, 218185, 341162, 396700, 436370, 682324, 852905, 872740, 1090925, 1705810, 1876391, 2181850, 3411620, 3752782, 4264525, 4363700, 7505564, 8529050, 9381955, 17058100, 18763910, 37527820, 46909775, 93819550, 187639100]

約数ペア:

[(1, 187639100), (2, 93819550), (4, 46909775), (5, 37527820), (10, 18763910), (11, 17058100), (20, 9381955), (22, 8529050), (25, 7505564), (43, 4363700), (44, 4264525), (50, 3752782), (55, 3411620), (86, 2181850), (100, 1876391), (110, 1705810), (172, 1090925), (215, 872740), (220, 852905), (275, 682324), (430, 436370), (473, 396700), (550, 341162), (860, 218185), (946, 198350), (1075, 174548), (1100, 170581), (1892, 99175), (2150, 87274), (2365, 79340), (3967, 47300), (4300, 43637), (4730, 39670), (7934, 23650), (9460, 19835), (11825, 15868)]