89187710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^2$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 174741840

約数和(自身を除く): 85554130

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 107, 190, 205, 214, 410, 535, 779, 1070, 1558, 2033, 3895, 4066, 4387, 7790, 8774, 10165, 11449, 20330, 21935, 22898, 43870, 57245, 83353, 114490, 166706, 217531, 416765, 435062, 469409, 833530, 938818, 1087655, 2175310, 2347045, 4694090, 8918771, 17837542, 44593855, 89187710]

約数ペア:

[(1, 89187710), (2, 44593855), (5, 17837542), (10, 8918771), (19, 4694090), (38, 2347045), (41, 2175310), (82, 1087655), (95, 938818), (107, 833530), (190, 469409), (205, 435062), (214, 416765), (410, 217531), (535, 166706), (779, 114490), (1070, 83353), (1558, 57245), (2033, 43870), (3895, 22898), (4066, 21935), (4387, 20330), (7790, 11449), (8774, 10165)]