86521240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12799}}^1$

素因数の和:12836

約数の個数: 48

約数和(自身を含む): 210816000

約数和(自身を除く): 124294760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 12799, 25598, 51196, 63995, 102392, 127990, 166387, 255980, 332774, 511960, 665548, 831935, 1331096, 1663870, 2163031, 3327740, 4326062, 6655480, 8652124, 10815155, 17304248, 21630310, 43260620, 86521240]

約数ペア:

[(1, 86521240), (2, 43260620), (4, 21630310), (5, 17304248), (8, 10815155), (10, 8652124), (13, 6655480), (20, 4326062), (26, 3327740), (40, 2163031), (52, 1663870), (65, 1331096), (104, 831935), (130, 665548), (169, 511960), (260, 332774), (338, 255980), (520, 166387), (676, 127990), (845, 102392), (1352, 63995), (1690, 51196), (3380, 25598), (6760, 12799)]