51347780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7529}}^1$

素因数の和:7580

約数の個数: 48

約数和(自身を含む): 121443840

約数和(自身を除く): 70096060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 7529, 15058, 30116, 37645, 75290, 82819, 150580, 165638, 233399, 331276, 414095, 466798, 828190, 933596, 1166995, 1656380, 2333990, 2567389, 4667980, 5134778, 10269556, 12836945, 25673890, 51347780]

約数ペア:

[(1, 51347780), (2, 25673890), (4, 12836945), (5, 10269556), (10, 5134778), (11, 4667980), (20, 2567389), (22, 2333990), (31, 1656380), (44, 1166995), (55, 933596), (62, 828190), (110, 466798), (124, 414095), (155, 331276), (220, 233399), (310, 165638), (341, 150580), (620, 82819), (682, 75290), (1364, 37645), (1705, 30116), (3410, 15058), (6820, 7529)]