69506480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21191}}^1$

素因数の和:21245

約数の個数: 40

約数和(自身を含む): 165551904

約数和(自身を除く): 96045424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 21191, 42382, 84764, 105955, 169528, 211910, 339056, 423820, 847640, 868831, 1695280, 1737662, 3475324, 4344155, 6950648, 8688310, 13901296, 17376620, 34753240, 69506480]

約数ペア:

[(1, 69506480), (2, 34753240), (4, 17376620), (5, 13901296), (8, 8688310), (10, 6950648), (16, 4344155), (20, 3475324), (40, 1737662), (41, 1695280), (80, 868831), (82, 847640), (164, 423820), (205, 339056), (328, 211910), (410, 169528), (656, 105955), (820, 84764), (1640, 42382), (3280, 21191)]