65006460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{883}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 197892240

約数和(自身を除く): 132885780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 883, 1227, 1636, 1766, 2045, 2454, 2649, 3532, 3681, 4090, 4415, 4908, 5298, 6135, 7362, 7947, 8180, 8830, 10596, 12270, 13245, 14724, 15894, 17660, 18405, 24540, 26490, 31788, 36810, 39735, 52980, 73620, 79470, 158940, 361147, 722294, 1083441, 1444588, 1805735, 2166882, 3250323, 3611470, 4333764, 5417205, 6500646, 7222940, 10834410, 13001292, 16251615, 21668820, 32503230, 65006460]

約数ペア:

[(1, 65006460), (2, 32503230), (3, 21668820), (4, 16251615), (5, 13001292), (6, 10834410), (9, 7222940), (10, 6500646), (12, 5417205), (15, 4333764), (18, 3611470), (20, 3250323), (30, 2166882), (36, 1805735), (45, 1444588), (60, 1083441), (90, 722294), (180, 361147), (409, 158940), (818, 79470), (883, 73620), (1227, 52980), (1636, 39735), (1766, 36810), (2045, 31788), (2454, 26490), (2649, 24540), (3532, 18405), (3681, 17660), (4090, 15894), (4415, 14724), (4908, 13245), (5298, 12270), (6135, 10596), (7362, 8830), (7947, 8180)]