55020340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 118540800

約数和(自身を除く): 63520460

約数列:

[1, 2, 4, 5, 10, 20, 79, 97, 158, 194, 316, 359, 388, 395, 485, 718, 790, 970, 1436, 1580, 1795, 1940, 3590, 7180, 7663, 15326, 28361, 30652, 34823, 38315, 56722, 69646, 76630, 113444, 139292, 141805, 153260, 174115, 283610, 348230, 567220, 696460, 2751017, 5502034, 11004068, 13755085, 27510170, 55020340]

約数ペア:

[(1, 55020340), (2, 27510170), (4, 13755085), (5, 11004068), (10, 5502034), (20, 2751017), (79, 696460), (97, 567220), (158, 348230), (194, 283610), (316, 174115), (359, 153260), (388, 141805), (395, 139292), (485, 113444), (718, 76630), (790, 69646), (970, 56722), (1436, 38315), (1580, 34823), (1795, 30652), (1940, 28361), (3590, 15326), (7180, 7663)]