165738820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1709}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 376049520

約数和(自身を除く): 210310700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 373, 746, 1492, 1709, 1865, 3418, 3730, 4849, 6836, 7460, 8545, 9698, 17090, 19396, 22217, 24245, 34180, 44434, 48490, 88868, 96980, 111085, 222170, 444340, 637457, 1274914, 2549828, 3187285, 6374570, 8286941, 12749140, 16573882, 33147764, 41434705, 82869410, 165738820]

約数ペア:

[(1, 165738820), (2, 82869410), (4, 41434705), (5, 33147764), (10, 16573882), (13, 12749140), (20, 8286941), (26, 6374570), (52, 3187285), (65, 2549828), (130, 1274914), (260, 637457), (373, 444340), (746, 222170), (1492, 111085), (1709, 96980), (1865, 88868), (3418, 48490), (3730, 44434), (4849, 34180), (6836, 24245), (7460, 22217), (8545, 19396), (9698, 17090)]