445066880

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5003}}^1$

素因数の和:5161

約数の個数: 64

約数和(自身を含む): 1071856800

約数和(自身を除く): 626789920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 2224, 2780, 4448, 5003, 5560, 8896, 10006, 11120, 17792, 20012, 22240, 25015, 40024, 44480, 50030, 80048, 88960, 100060, 160096, 200120, 320192, 400240, 640384, 695417, 800480, 1390834, 1600960, 2781668, 3201920, 3477085, 5563336, 6954170, 11126672, 13908340, 22253344, 27816680, 44506688, 55633360, 89013376, 111266720, 222533440, 445066880]

約数ペア:

[(1, 445066880), (2, 222533440), (4, 111266720), (5, 89013376), (8, 55633360), (10, 44506688), (16, 27816680), (20, 22253344), (32, 13908340), (40, 11126672), (64, 6954170), (80, 5563336), (128, 3477085), (139, 3201920), (160, 2781668), (278, 1600960), (320, 1390834), (556, 800480), (640, 695417), (695, 640384), (1112, 400240), (1390, 320192), (2224, 200120), (2780, 160096), (4448, 100060), (5003, 88960), (5560, 80048), (8896, 50030), (10006, 44480), (11120, 40024), (17792, 25015), (20012, 22240)]