86289560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13399}}^1$

素因数の和:13440

約数の個数: 64

約数和(自身を含む): 231552000

約数和(自身を除く): 145262440

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, 13399, 26798, 53596, 66995, 93793, 107192, 133990, 187586, 267980, 308177, 375172, 468965, 535960, 616354, 750344, 937930, 1232708, 1540885, 1875860, 2157239, 2465416, 3081770, 3751720, 4314478, 6163540, 8628956, 10786195, 12327080, 17257912, 21572390, 43144780, 86289560]

約数ペア:

[(1, 86289560), (2, 43144780), (4, 21572390), (5, 17257912), (7, 12327080), (8, 10786195), (10, 8628956), (14, 6163540), (20, 4314478), (23, 3751720), (28, 3081770), (35, 2465416), (40, 2157239), (46, 1875860), (56, 1540885), (70, 1232708), (92, 937930), (115, 750344), (140, 616354), (161, 535960), (184, 468965), (230, 375172), (280, 308177), (322, 267980), (460, 187586), (644, 133990), (805, 107192), (920, 93793), (1288, 66995), (1610, 53596), (3220, 26798), (6440, 13399)]