90989024

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21379}}^1$

素因数の和:21415

約数の個数: 48

約数和(自身を含む): 215510400

約数和(自身を除く): 124521376

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 21379, 42758, 85516, 149653, 171032, 299306, 342064, 406201, 598612, 684128, 812402, 1197224, 1624804, 2394448, 2843407, 3249608, 4788896, 5686814, 6499216, 11373628, 12998432, 22747256, 45494512, 90989024]

約数ペア:

[(1, 90989024), (2, 45494512), (4, 22747256), (7, 12998432), (8, 11373628), (14, 6499216), (16, 5686814), (19, 4788896), (28, 3249608), (32, 2843407), (38, 2394448), (56, 1624804), (76, 1197224), (112, 812402), (133, 684128), (152, 598612), (224, 406201), (266, 342064), (304, 299306), (532, 171032), (608, 149653), (1064, 85516), (2128, 42758), (4256, 21379)]