51816804980

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1487}}^1\times {\mathrm{1597}}^1$

素因数の和:4184

約数の個数: 48

約数和(自身を含む): 109056519936

約数和(自身を除く): 57239714956

約数列:

[1, 2, 4, 5, 10, 20, 1091, 1487, 1597, 2182, 2974, 3194, 4364, 5455, 5948, 6388, 7435, 7985, 10910, 14870, 15970, 21820, 29740, 31940, 1622317, 1742327, 2374739, 3244634, 3484654, 4749478, 6489268, 6969308, 8111585, 8711635, 9498956, 11873695, 16223170, 17423270, 23747390, 32446340, 34846540, 47494780, 2590840249, 5181680498, 10363360996, 12954201245, 25908402490, 51816804980]

約数ペア:

[(1, 51816804980), (2, 25908402490), (4, 12954201245), (5, 10363360996), (10, 5181680498), (20, 2590840249), (1091, 47494780), (1487, 34846540), (1597, 32446340), (2182, 23747390), (2974, 17423270), (3194, 16223170), (4364, 11873695), (5455, 9498956), (5948, 8711635), (6388, 8111585), (7435, 6969308), (7985, 6489268), (10910, 4749478), (14870, 3484654), (15970, 3244634), (21820, 2374739), (29740, 1742327), (31940, 1622317)]