2781847856

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{5381}}^1$

素因数の和:5877

約数の個数: 40

約数和(自身を含む): 5472417600

約数和(自身を除く): 2690569744

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 409, 632, 818, 1264, 1636, 3272, 5381, 6544, 10762, 21524, 32311, 43048, 64622, 86096, 129244, 258488, 425099, 516976, 850198, 1700396, 2200829, 3400792, 4401658, 6801584, 8803316, 17606632, 35213264, 173865491, 347730982, 695461964, 1390923928, 2781847856]

約数ペア:

[(1, 2781847856), (2, 1390923928), (4, 695461964), (8, 347730982), (16, 173865491), (79, 35213264), (158, 17606632), (316, 8803316), (409, 6801584), (632, 4401658), (818, 3400792), (1264, 2200829), (1636, 1700396), (3272, 850198), (5381, 516976), (6544, 425099), (10762, 258488), (21524, 129244), (32311, 86096), (43048, 64622)]