78659080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 186053760

約数和(自身を除く): 107394680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 193, 230, 386, 443, 460, 772, 886, 920, 965, 1544, 1772, 1930, 2215, 3544, 3860, 4430, 4439, 7720, 8860, 8878, 10189, 17720, 17756, 20378, 22195, 35512, 40756, 44390, 50945, 81512, 85499, 88780, 101890, 170998, 177560, 203780, 341996, 407560, 427495, 683992, 854990, 1709980, 1966477, 3419960, 3932954, 7865908, 9832385, 15731816, 19664770, 39329540, 78659080]

約数ペア:

[(1, 78659080), (2, 39329540), (4, 19664770), (5, 15731816), (8, 9832385), (10, 7865908), (20, 3932954), (23, 3419960), (40, 1966477), (46, 1709980), (92, 854990), (115, 683992), (184, 427495), (193, 407560), (230, 341996), (386, 203780), (443, 177560), (460, 170998), (772, 101890), (886, 88780), (920, 85499), (965, 81512), (1544, 50945), (1772, 44390), (1930, 40756), (2215, 35512), (3544, 22195), (3860, 20378), (4430, 17756), (4439, 17720), (7720, 10189), (8860, 8878)]