172080400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{8117}}^1$

素因数の和:8188

約数の個数: 60

約数和(自身を含む): 421275492

約数和(自身を除く): 249195092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 424, 530, 848, 1060, 1325, 2120, 2650, 4240, 5300, 8117, 10600, 16234, 21200, 32468, 40585, 64936, 81170, 129872, 162340, 202925, 324680, 405850, 430201, 649360, 811700, 860402, 1623400, 1720804, 2151005, 3246800, 3441608, 4302010, 6883216, 8604020, 10755025, 17208040, 21510050, 34416080, 43020100, 86040200, 172080400]

約数ペア:

[(1, 172080400), (2, 86040200), (4, 43020100), (5, 34416080), (8, 21510050), (10, 17208040), (16, 10755025), (20, 8604020), (25, 6883216), (40, 4302010), (50, 3441608), (53, 3246800), (80, 2151005), (100, 1720804), (106, 1623400), (200, 860402), (212, 811700), (265, 649360), (400, 430201), (424, 405850), (530, 324680), (848, 202925), (1060, 162340), (1325, 129872), (2120, 81170), (2650, 64936), (4240, 40585), (5300, 32468), (8117, 21200), (10600, 16234)]