804520400

素因数分解:

$2^4\times 5^2\times {\mathrm{743}}^1\times {\mathrm{2707}}^1$

素因数の和:3468

約数の個数: 60

約数和(自身を含む): 1936176672

約数和(自身を除く): 1131656272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 743, 1486, 2707, 2972, 3715, 5414, 5944, 7430, 10828, 11888, 13535, 14860, 18575, 21656, 27070, 29720, 37150, 43312, 54140, 59440, 67675, 74300, 108280, 135350, 148600, 216560, 270700, 297200, 541400, 1082800, 2011301, 4022602, 8045204, 10056505, 16090408, 20113010, 32180816, 40226020, 50282525, 80452040, 100565050, 160904080, 201130100, 402260200, 804520400]

約数ペア:

[(1, 804520400), (2, 402260200), (4, 201130100), (5, 160904080), (8, 100565050), (10, 80452040), (16, 50282525), (20, 40226020), (25, 32180816), (40, 20113010), (50, 16090408), (80, 10056505), (100, 8045204), (200, 4022602), (400, 2011301), (743, 1082800), (1486, 541400), (2707, 297200), (2972, 270700), (3715, 216560), (5414, 148600), (5944, 135350), (7430, 108280), (10828, 74300), (11888, 67675), (13535, 59440), (14860, 54140), (18575, 43312), (21656, 37150), (27070, 29720)]