64513540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35447}}^1$

素因数の和:35476

約数の個数: 48

約数和(自身を含む): 166747392

約数和(自身を除く): 102233852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 35447, 70894, 141788, 177235, 248129, 354470, 460811, 496258, 708940, 921622, 992516, 1240645, 1843244, 2304055, 2481290, 3225677, 4608110, 4962580, 6451354, 9216220, 12902708, 16128385, 32256770, 64513540]

約数ペア:

[(1, 64513540), (2, 32256770), (4, 16128385), (5, 12902708), (7, 9216220), (10, 6451354), (13, 4962580), (14, 4608110), (20, 3225677), (26, 2481290), (28, 2304055), (35, 1843244), (52, 1240645), (65, 992516), (70, 921622), (91, 708940), (130, 496258), (140, 460811), (182, 354470), (260, 248129), (364, 177235), (455, 141788), (910, 70894), (1820, 35447)]