51113080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 120204000

約数和(自身を除く): 69090920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 139, 145, 232, 278, 290, 317, 556, 580, 634, 695, 1112, 1160, 1268, 1390, 1585, 2536, 2780, 3170, 4031, 5560, 6340, 8062, 9193, 12680, 16124, 18386, 20155, 32248, 36772, 40310, 44063, 45965, 73544, 80620, 88126, 91930, 161240, 176252, 183860, 220315, 352504, 367720, 440630, 881260, 1277827, 1762520, 2555654, 5111308, 6389135, 10222616, 12778270, 25556540, 51113080]

約数ペア:

[(1, 51113080), (2, 25556540), (4, 12778270), (5, 10222616), (8, 6389135), (10, 5111308), (20, 2555654), (29, 1762520), (40, 1277827), (58, 881260), (116, 440630), (139, 367720), (145, 352504), (232, 220315), (278, 183860), (290, 176252), (317, 161240), (556, 91930), (580, 88126), (634, 80620), (695, 73544), (1112, 45965), (1160, 44063), (1268, 40310), (1390, 36772), (1585, 32248), (2536, 20155), (2780, 18386), (3170, 16124), (4031, 12680), (5560, 9193), (6340, 8062)]