644544992

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{569}}^1$

素因数の和:988

約数の個数: 96

約数和(自身を含む): 1568548800

約数和(自身を除く): 924003808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 389, 416, 569, 728, 778, 1138, 1456, 1556, 2276, 2723, 2912, 3112, 3983, 4552, 5057, 5446, 6224, 7397, 7966, 9104, 10114, 10892, 12448, 14794, 15932, 18208, 20228, 21784, 29588, 31864, 35399, 40456, 43568, 51779, 59176, 63728, 70798, 80912, 87136, 103558, 118352, 127456, 141596, 161824, 207116, 221341, 236704, 283192, 414232, 442682, 566384, 828464, 885364, 1132768, 1549387, 1656928, 1770728, 2877433, 3098774, 3541456, 5754866, 6197548, 7082912, 11509732, 12395096, 20142031, 23019464, 24790192, 40284062, 46038928, 49580384, 80568124, 92077856, 161136248, 322272496, 644544992]

約数ペア:

[(1, 644544992), (2, 322272496), (4, 161136248), (7, 92077856), (8, 80568124), (13, 49580384), (14, 46038928), (16, 40284062), (26, 24790192), (28, 23019464), (32, 20142031), (52, 12395096), (56, 11509732), (91, 7082912), (104, 6197548), (112, 5754866), (182, 3541456), (208, 3098774), (224, 2877433), (364, 1770728), (389, 1656928), (416, 1549387), (569, 1132768), (728, 885364), (778, 828464), (1138, 566384), (1456, 442682), (1556, 414232), (2276, 283192), (2723, 236704), (2912, 221341), (3112, 207116), (3983, 161824), (4552, 141596), (5057, 127456), (5446, 118352), (6224, 103558), (7397, 87136), (7966, 80912), (9104, 70798), (10114, 63728), (10892, 59176), (12448, 51779), (14794, 43568), (15932, 40456), (18208, 35399), (20228, 31864), (21784, 29588)]