13306578640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9784249}}^1$

素因数の和:9784279

約数の個数: 40

約数和(自身を含む): 32757669000

約数和(自身を除く): 19451090360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9784249, 19568498, 39136996, 48921245, 78273992, 97842490, 156547984, 166332233, 195684980, 332664466, 391369960, 665328932, 782739920, 831661165, 1330657864, 1663322330, 2661315728, 3326644660, 6653289320, 13306578640]

約数ペア:

[(1, 13306578640), (2, 6653289320), (4, 3326644660), (5, 2661315728), (8, 1663322330), (10, 1330657864), (16, 831661165), (17, 782739920), (20, 665328932), (34, 391369960), (40, 332664466), (68, 195684980), (80, 166332233), (85, 156547984), (136, 97842490), (170, 78273992), (272, 48921245), (340, 39136996), (680, 19568498), (1360, 9784249)]