64526820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1627}}^1$

素因数の和:2300

約数の個数: 48

約数和(自身を含む): 181059648

約数和(自身を除く): 116532828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1627, 1983, 2644, 3254, 3305, 3966, 4881, 6508, 6610, 7932, 8135, 9762, 9915, 13220, 16270, 19524, 19830, 24405, 32540, 39660, 48810, 97620, 1075447, 2150894, 3226341, 4301788, 5377235, 6452682, 10754470, 12905364, 16131705, 21508940, 32263410, 64526820]

約数ペア:

[(1, 64526820), (2, 32263410), (3, 21508940), (4, 16131705), (5, 12905364), (6, 10754470), (10, 6452682), (12, 5377235), (15, 4301788), (20, 3226341), (30, 2150894), (60, 1075447), (661, 97620), (1322, 48810), (1627, 39660), (1983, 32540), (2644, 24405), (3254, 19830), (3305, 19524), (3966, 16270), (4881, 13220), (6508, 9915), (6610, 9762), (7932, 8135)]