456456080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{64109}}^1$

素因数の和:64211

約数の個数: 40

約数和(自身を含む): 1073201400

約数和(自身を除く): 616745320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 64109, 128218, 256436, 320545, 512872, 641090, 1025744, 1282180, 2564360, 5128720, 5705701, 11411402, 22822804, 28528505, 45645608, 57057010, 91291216, 114114020, 228228040, 456456080]

約数ペア:

[(1, 456456080), (2, 228228040), (4, 114114020), (5, 91291216), (8, 57057010), (10, 45645608), (16, 28528505), (20, 22822804), (40, 11411402), (80, 5705701), (89, 5128720), (178, 2564360), (356, 1282180), (445, 1025744), (712, 641090), (890, 512872), (1424, 320545), (1780, 256436), (3560, 128218), (7120, 64109)]