31696530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 80621568

約数和(自身を除く): 48925038

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 71, 115, 138, 142, 213, 230, 345, 355, 426, 647, 690, 710, 1065, 1294, 1633, 1941, 2130, 3235, 3266, 3882, 4899, 6470, 8165, 9705, 9798, 14881, 16330, 19410, 24495, 29762, 44643, 45937, 48990, 74405, 89286, 91874, 137811, 148810, 223215, 229685, 275622, 446430, 459370, 689055, 1056551, 1378110, 2113102, 3169653, 5282755, 6339306, 10565510, 15848265, 31696530]

約数ペア:

[(1, 31696530), (2, 15848265), (3, 10565510), (5, 6339306), (6, 5282755), (10, 3169653), (15, 2113102), (23, 1378110), (30, 1056551), (46, 689055), (69, 459370), (71, 446430), (115, 275622), (138, 229685), (142, 223215), (213, 148810), (230, 137811), (345, 91874), (355, 89286), (426, 74405), (647, 48990), (690, 45937), (710, 44643), (1065, 29762), (1294, 24495), (1633, 19410), (1941, 16330), (2130, 14881), (3235, 9798), (3266, 9705), (3882, 8165), (4899, 6470)]