218263400

素因数分解:

$2^3\times 5^2\times {\mathrm{271}}^1\times {\mathrm{4027}}^1$

素因数の和:4314

約数の個数: 48

約数和(自身を含む): 509461440

約数和(自身を除く): 291198040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 271, 542, 1084, 1355, 2168, 2710, 4027, 5420, 6775, 8054, 10840, 13550, 16108, 20135, 27100, 32216, 40270, 54200, 80540, 100675, 161080, 201350, 402700, 805400, 1091317, 2182634, 4365268, 5456585, 8730536, 10913170, 21826340, 27282925, 43652680, 54565850, 109131700, 218263400]

約数ペア:

[(1, 218263400), (2, 109131700), (4, 54565850), (5, 43652680), (8, 27282925), (10, 21826340), (20, 10913170), (25, 8730536), (40, 5456585), (50, 4365268), (100, 2182634), (200, 1091317), (271, 805400), (542, 402700), (1084, 201350), (1355, 161080), (2168, 100675), (2710, 80540), (4027, 54200), (5420, 40270), (6775, 32216), (8054, 27100), (10840, 20135), (13550, 16108)]