83648200

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{101}}^2$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 201217590

約数和(自身を除く): 117569390

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 101, 164, 200, 202, 205, 328, 404, 410, 505, 808, 820, 1010, 1025, 1640, 2020, 2050, 2525, 4040, 4100, 4141, 5050, 8200, 8282, 10100, 10201, 16564, 20200, 20402, 20705, 33128, 40804, 41410, 51005, 81608, 82820, 102010, 103525, 165640, 204020, 207050, 255025, 408040, 414100, 418241, 510050, 828200, 836482, 1020100, 1672964, 2040200, 2091205, 3345928, 4182410, 8364820, 10456025, 16729640, 20912050, 41824100, 83648200]

約数ペア:

[(1, 83648200), (2, 41824100), (4, 20912050), (5, 16729640), (8, 10456025), (10, 8364820), (20, 4182410), (25, 3345928), (40, 2091205), (41, 2040200), (50, 1672964), (82, 1020100), (100, 836482), (101, 828200), (164, 510050), (200, 418241), (202, 414100), (205, 408040), (328, 255025), (404, 207050), (410, 204020), (505, 165640), (808, 103525), (820, 102010), (1010, 82820), (1025, 81608), (1640, 51005), (2020, 41410), (2050, 40804), (2525, 33128), (4040, 20705), (4100, 20402), (4141, 20200), (5050, 16564), (8200, 10201), (8282, 10100)]