82309640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12781}}^1$

素因数の和:12822

約数の個数: 64

約数和(自身を含む): 220872960

約数和(自身を除く): 138563320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12781, 25562, 51124, 63905, 89467, 102248, 127810, 178934, 255620, 293963, 357868, 447335, 511240, 587926, 715736, 894670, 1175852, 1469815, 1789340, 2057741, 2351704, 2939630, 3578680, 4115482, 5879260, 8230964, 10288705, 11758520, 16461928, 20577410, 41154820, 82309640]

約数ペア:

[(1, 82309640), (2, 41154820), (4, 20577410), (5, 16461928), (7, 11758520), (8, 10288705), (10, 8230964), (14, 5879260), (20, 4115482), (23, 3578680), (28, 2939630), (35, 2351704), (40, 2057741), (46, 1789340), (56, 1469815), (70, 1175852), (92, 894670), (115, 715736), (140, 587926), (161, 511240), (184, 447335), (230, 357868), (280, 293963), (322, 255620), (460, 178934), (644, 127810), (805, 102248), (920, 89467), (1288, 63905), (1610, 51124), (3220, 25562), (6440, 12781)]