77783150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2069

約数の個数: 48

約数和(自身を含む): 156083760

約数和(自身を除く): 78300610

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 1997, 2050, 3895, 3994, 7790, 9985, 19475, 19970, 37943, 38950, 49925, 75886, 81877, 99850, 163754, 189715, 379430, 409385, 818770, 948575, 1555663, 1897150, 2046925, 3111326, 4093850, 7778315, 15556630, 38891575, 77783150]

約数ペア:

[(1, 77783150), (2, 38891575), (5, 15556630), (10, 7778315), (19, 4093850), (25, 3111326), (38, 2046925), (41, 1897150), (50, 1555663), (82, 948575), (95, 818770), (190, 409385), (205, 379430), (410, 189715), (475, 163754), (779, 99850), (950, 81877), (1025, 75886), (1558, 49925), (1997, 38950), (2050, 37943), (3895, 19970), (3994, 19475), (7790, 9985)]