78103400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{16979}}^1$

素因数の和:17018

約数の個数: 48

約数和(自身を含む): 189496800

約数和(自身を除く): 111393400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4600, 16979, 33958, 67916, 84895, 135832, 169790, 339580, 390517, 424475, 679160, 781034, 848950, 1562068, 1697900, 1952585, 3124136, 3395800, 3905170, 7810340, 9762925, 15620680, 19525850, 39051700, 78103400]

約数ペア:

[(1, 78103400), (2, 39051700), (4, 19525850), (5, 15620680), (8, 9762925), (10, 7810340), (20, 3905170), (23, 3395800), (25, 3124136), (40, 1952585), (46, 1697900), (50, 1562068), (92, 848950), (100, 781034), (115, 679160), (184, 424475), (200, 390517), (230, 339580), (460, 169790), (575, 135832), (920, 84895), (1150, 67916), (2300, 33958), (4600, 16979)]