2672800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 7054236

約数和(自身を除く): 4381436

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 257, 260, 325, 400, 416, 514, 520, 650, 800, 1028, 1040, 1285, 1300, 2056, 2080, 2570, 2600, 3341, 4112, 5140, 5200, 6425, 6682, 8224, 10280, 10400, 12850, 13364, 16705, 20560, 25700, 26728, 33410, 41120, 51400, 53456, 66820, 83525, 102800, 106912, 133640, 167050, 205600, 267280, 334100, 534560, 668200, 1336400, 2672800]

約数ペア:

[(1, 2672800), (2, 1336400), (4, 668200), (5, 534560), (8, 334100), (10, 267280), (13, 205600), (16, 167050), (20, 133640), (25, 106912), (26, 102800), (32, 83525), (40, 66820), (50, 53456), (52, 51400), (65, 41120), (80, 33410), (100, 26728), (104, 25700), (130, 20560), (160, 16705), (200, 13364), (208, 12850), (257, 10400), (260, 10280), (325, 8224), (400, 6682), (416, 6425), (514, 5200), (520, 5140), (650, 4112), (800, 3341), (1028, 2600), (1040, 2570), (1285, 2080), (1300, 2056)]