78591260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8713}}^1$

素因数の和:8774

約数の個数: 48

約数和(自身を含む): 184457952

約数和(自身を除く): 105866692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 8713, 9020, 17426, 34852, 43565, 87130, 95843, 174260, 191686, 357233, 383372, 479215, 714466, 958430, 1428932, 1786165, 1916860, 3572330, 3929563, 7144660, 7859126, 15718252, 19647815, 39295630, 78591260]

約数ペア:

[(1, 78591260), (2, 39295630), (4, 19647815), (5, 15718252), (10, 7859126), (11, 7144660), (20, 3929563), (22, 3572330), (41, 1916860), (44, 1786165), (55, 1428932), (82, 958430), (110, 714466), (164, 479215), (205, 383372), (220, 357233), (410, 191686), (451, 174260), (820, 95843), (902, 87130), (1804, 43565), (2255, 34852), (4510, 17426), (8713, 9020)]