64879540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3733}}^1$

素因数の和:3832

約数の個数: 48

約数和(自身を含む): 150554880

約数和(自身を除く): 85675340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 3733, 4345, 7466, 8690, 14932, 17380, 18665, 37330, 41063, 74660, 82126, 164252, 205315, 294907, 410630, 589814, 821260, 1179628, 1474535, 2949070, 3243977, 5898140, 6487954, 12975908, 16219885, 32439770, 64879540]

約数ペア:

[(1, 64879540), (2, 32439770), (4, 16219885), (5, 12975908), (10, 6487954), (11, 5898140), (20, 3243977), (22, 2949070), (44, 1474535), (55, 1179628), (79, 821260), (110, 589814), (158, 410630), (220, 294907), (316, 205315), (395, 164252), (790, 82126), (869, 74660), (1580, 41063), (1738, 37330), (3476, 18665), (3733, 17380), (4345, 14932), (7466, 8690)]