77709040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57139}}^1$

素因数の和:57169

約数の個数: 40

約数和(自身を含む): 191304720

約数和(自身を除く): 113595680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 57139, 114278, 228556, 285695, 457112, 571390, 914224, 971363, 1142780, 1942726, 2285560, 3885452, 4571120, 4856815, 7770904, 9713630, 15541808, 19427260, 38854520, 77709040]

約数ペア:

[(1, 77709040), (2, 38854520), (4, 19427260), (5, 15541808), (8, 9713630), (10, 7770904), (16, 4856815), (17, 4571120), (20, 3885452), (34, 2285560), (40, 1942726), (68, 1142780), (80, 971363), (85, 914224), (136, 571390), (170, 457112), (272, 285695), (340, 228556), (680, 114278), (1360, 57139)]