201888400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{72103}}^1$

素因数の和:72128

約数の個数: 60

約数和(自身を含む): 554335552

約数和(自身を除く): 352447152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 72103, 144206, 288412, 360515, 504721, 576824, 721030, 1009442, 1153648, 1442060, 1802575, 2018884, 2523605, 2884120, 3605150, 4037768, 5047210, 5768240, 7210300, 8075536, 10094420, 12618025, 14420600, 20188840, 25236050, 28841200, 40377680, 50472100, 100944200, 201888400]

約数ペア:

[(1, 201888400), (2, 100944200), (4, 50472100), (5, 40377680), (7, 28841200), (8, 25236050), (10, 20188840), (14, 14420600), (16, 12618025), (20, 10094420), (25, 8075536), (28, 7210300), (35, 5768240), (40, 5047210), (50, 4037768), (56, 3605150), (70, 2884120), (80, 2523605), (100, 2018884), (112, 1802575), (140, 1442060), (175, 1153648), (200, 1009442), (280, 721030), (350, 576824), (400, 504721), (560, 360515), (700, 288412), (1400, 144206), (2800, 72103)]