165293128

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20641}}^1$

素因数の和:20678

約数の個数: 64

約数和(自身を含む): 416142720

約数和(自身を除く): 250849592

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 20641, 41282, 82564, 144487, 165128, 227051, 268333, 288974, 454102, 536666, 577948, 908204, 1073332, 1155896, 1589357, 1816408, 1878331, 2146664, 2951663, 3178714, 3756662, 5903326, 6357428, 7513324, 11806652, 12714856, 15026648, 20661641, 23613304, 41323282, 82646564, 165293128]

約数ペア:

[(1, 165293128), (2, 82646564), (4, 41323282), (7, 23613304), (8, 20661641), (11, 15026648), (13, 12714856), (14, 11806652), (22, 7513324), (26, 6357428), (28, 5903326), (44, 3756662), (52, 3178714), (56, 2951663), (77, 2146664), (88, 1878331), (91, 1816408), (104, 1589357), (143, 1155896), (154, 1073332), (182, 908204), (286, 577948), (308, 536666), (364, 454102), (572, 288974), (616, 268333), (728, 227051), (1001, 165128), (1144, 144487), (2002, 82564), (4004, 41282), (8008, 20641)]