27583325

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 45800640

約数和(自身を除く): 18217315

約数列:

[1, 5, 7, 11, 23, 25, 35, 49, 55, 77, 89, 115, 161, 175, 245, 253, 275, 385, 445, 539, 575, 623, 805, 979, 1127, 1225, 1265, 1771, 1925, 2047, 2225, 2695, 3115, 4025, 4361, 4895, 5635, 6325, 6853, 8855, 10235, 12397, 13475, 14329, 15575, 21805, 22517, 24475, 28175, 34265, 44275, 47971, 51175, 61985, 71645, 100303, 109025, 112585, 157619, 171325, 239855, 309925, 358225, 501515, 562925, 788095, 1103333, 1199275, 2507575, 3940475, 5516665, 27583325]

約数ペア:

[(1, 27583325), (5, 5516665), (7, 3940475), (11, 2507575), (23, 1199275), (25, 1103333), (35, 788095), (49, 562925), (55, 501515), (77, 358225), (89, 309925), (115, 239855), (161, 171325), (175, 157619), (245, 112585), (253, 109025), (275, 100303), (385, 71645), (445, 61985), (539, 51175), (575, 47971), (623, 44275), (805, 34265), (979, 28175), (1127, 24475), (1225, 22517), (1265, 21805), (1771, 15575), (1925, 14329), (2047, 13475), (2225, 12397), (2695, 10235), (3115, 8855), (4025, 6853), (4361, 6325), (4895, 5635)]