159041020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3011}}^1$

素因数の和:3178

約数の個数: 48

約数和(自身を含む): 354211200

約数和(自身を除く): 195170180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 380, 556, 695, 1390, 2641, 2780, 3011, 5282, 6022, 10564, 12044, 13205, 15055, 26410, 30110, 52820, 57209, 60220, 114418, 228836, 286045, 418529, 572090, 837058, 1144180, 1674116, 2092645, 4185290, 7952051, 8370580, 15904102, 31808204, 39760255, 79520510, 159041020]

約数ペア:

[(1, 159041020), (2, 79520510), (4, 39760255), (5, 31808204), (10, 15904102), (19, 8370580), (20, 7952051), (38, 4185290), (76, 2092645), (95, 1674116), (139, 1144180), (190, 837058), (278, 572090), (380, 418529), (556, 286045), (695, 228836), (1390, 114418), (2641, 60220), (2780, 57209), (3011, 52820), (5282, 30110), (6022, 26410), (10564, 15055), (12044, 13205)]