78072160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28703}}^1$

素因数の和:28735

約数の個数: 48

約数和(自身を含む): 195302016

約数和(自身を除く): 117229856

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 28703, 57406, 114812, 143515, 229624, 287030, 459248, 487951, 574060, 918496, 975902, 1148120, 1951804, 2296240, 2439755, 3903608, 4592480, 4879510, 7807216, 9759020, 15614432, 19518040, 39036080, 78072160]

約数ペア:

[(1, 78072160), (2, 39036080), (4, 19518040), (5, 15614432), (8, 9759020), (10, 7807216), (16, 4879510), (17, 4592480), (20, 3903608), (32, 2439755), (34, 2296240), (40, 1951804), (68, 1148120), (80, 975902), (85, 918496), (136, 574060), (160, 487951), (170, 459248), (272, 287030), (340, 229624), (544, 143515), (680, 114812), (1360, 57406), (2720, 28703)]