78437510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{10069}}^1$

素因数の和:10136

約数の個数: 32

約数和(自身を含む): 152258400

約数和(自身を除く): 73820890

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 10069, 20138, 50345, 100690, 191311, 382622, 412829, 825658, 956555, 1913110, 2064145, 4128290, 7843751, 15687502, 39218755, 78437510]

約数ペア:

[(1, 78437510), (2, 39218755), (5, 15687502), (10, 7843751), (19, 4128290), (38, 2064145), (41, 1913110), (82, 956555), (95, 825658), (190, 412829), (205, 382622), (410, 191311), (779, 100690), (1558, 50345), (3895, 20138), (7790, 10069)]