4352900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 10416000

約数和(自身を除く): 6063100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 79, 95, 100, 116, 145, 158, 190, 290, 316, 380, 395, 475, 551, 580, 725, 790, 950, 1102, 1450, 1501, 1580, 1900, 1975, 2204, 2291, 2755, 2900, 3002, 3950, 4582, 5510, 6004, 7505, 7900, 9164, 11020, 11455, 13775, 15010, 22910, 27550, 30020, 37525, 43529, 45820, 55100, 57275, 75050, 87058, 114550, 150100, 174116, 217645, 229100, 435290, 870580, 1088225, 2176450, 4352900]

約数ペア:

[(1, 4352900), (2, 2176450), (4, 1088225), (5, 870580), (10, 435290), (19, 229100), (20, 217645), (25, 174116), (29, 150100), (38, 114550), (50, 87058), (58, 75050), (76, 57275), (79, 55100), (95, 45820), (100, 43529), (116, 37525), (145, 30020), (158, 27550), (190, 22910), (290, 15010), (316, 13775), (380, 11455), (395, 11020), (475, 9164), (551, 7900), (580, 7505), (725, 6004), (790, 5510), (950, 4582), (1102, 3950), (1450, 3002), (1501, 2900), (1580, 2755), (1900, 2291), (1975, 2204)]