65300940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{887}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 198787680

約数和(自身を除く): 133486740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 887, 1227, 1636, 1774, 2045, 2454, 2661, 3548, 3681, 4090, 4435, 4908, 5322, 6135, 7362, 7983, 8180, 8870, 10644, 12270, 13305, 14724, 15966, 17740, 18405, 24540, 26610, 31932, 36810, 39915, 53220, 73620, 79830, 159660, 362783, 725566, 1088349, 1451132, 1813915, 2176698, 3265047, 3627830, 4353396, 5441745, 6530094, 7255660, 10883490, 13060188, 16325235, 21766980, 32650470, 65300940]

約数ペア:

[(1, 65300940), (2, 32650470), (3, 21766980), (4, 16325235), (5, 13060188), (6, 10883490), (9, 7255660), (10, 6530094), (12, 5441745), (15, 4353396), (18, 3627830), (20, 3265047), (30, 2176698), (36, 1813915), (45, 1451132), (60, 1088349), (90, 725566), (180, 362783), (409, 159660), (818, 79830), (887, 73620), (1227, 53220), (1636, 39915), (1774, 36810), (2045, 31932), (2454, 26610), (2661, 24540), (3548, 18405), (3681, 17740), (4090, 15966), (4435, 14724), (4908, 13305), (5322, 12270), (6135, 10644), (7362, 8870), (7983, 8180)]