213246400

素因数分解:

$2^6\times 5^2\times {\mathrm{133279}}^1$

素因数の和:133301

約数の個数: 42

約数和(自身を含む): 524723360

約数和(自身を除く): 311476960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 133279, 266558, 533116, 666395, 1066232, 1332790, 2132464, 2665580, 3331975, 4264928, 5331160, 6663950, 8529856, 10662320, 13327900, 21324640, 26655800, 42649280, 53311600, 106623200, 213246400]

約数ペア:

[(1, 213246400), (2, 106623200), (4, 53311600), (5, 42649280), (8, 26655800), (10, 21324640), (16, 13327900), (20, 10662320), (25, 8529856), (32, 6663950), (40, 5331160), (50, 4264928), (64, 3331975), (80, 2665580), (100, 2132464), (160, 1332790), (200, 1066232), (320, 666395), (400, 533116), (800, 266558), (1600, 133279)]