20155321850

素因数分解:

$2^1\times 5^2\times {\mathrm{167}}^1\times {\mathrm{863}}^1\times {\mathrm{2797}}^1$

素因数の和:3839

約数の個数: 48

約数和(自身を含む): 37770582528

約数和(自身を除く): 17615260678

約数列:

[1, 2, 5, 10, 25, 50, 167, 334, 835, 863, 1670, 1726, 2797, 4175, 4315, 5594, 8350, 8630, 13985, 21575, 27970, 43150, 69925, 139850, 144121, 288242, 467099, 720605, 934198, 1441210, 2335495, 2413811, 3603025, 4670990, 4827622, 7206050, 11677475, 12069055, 23354950, 24138110, 60345275, 120690550, 403106437, 806212874, 2015532185, 4031064370, 10077660925, 20155321850]

約数ペア:

[(1, 20155321850), (2, 10077660925), (5, 4031064370), (10, 2015532185), (25, 806212874), (50, 403106437), (167, 120690550), (334, 60345275), (835, 24138110), (863, 23354950), (1670, 12069055), (1726, 11677475), (2797, 7206050), (4175, 4827622), (4315, 4670990), (5594, 3603025), (8350, 2413811), (8630, 2335495), (13985, 1441210), (21575, 934198), (27970, 720605), (43150, 467099), (69925, 288242), (139850, 144121)]