25833340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7643}}^1$

素因数の和:7678

約数の個数: 36

約数和(自身を含む): 58751784

約数和(自身を除く): 32918444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 7643, 15286, 30572, 38215, 76430, 99359, 152860, 198718, 397436, 496795, 993590, 1291667, 1987180, 2583334, 5166668, 6458335, 12916670, 25833340]

約数ペア:

[(1, 25833340), (2, 12916670), (4, 6458335), (5, 5166668), (10, 2583334), (13, 1987180), (20, 1291667), (26, 993590), (52, 496795), (65, 397436), (130, 198718), (169, 152860), (260, 99359), (338, 76430), (676, 38215), (845, 30572), (1690, 15286), (3380, 7643)]