201685900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{929}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 474657120

約数和(自身を除く): 272971220

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 167, 260, 325, 334, 650, 668, 835, 929, 1300, 1670, 1858, 2171, 3340, 3716, 4175, 4342, 4645, 8350, 8684, 9290, 10855, 12077, 16700, 18580, 21710, 23225, 24154, 43420, 46450, 48308, 54275, 60385, 92900, 108550, 120770, 155143, 217100, 241540, 301925, 310286, 603850, 620572, 775715, 1207700, 1551430, 2016859, 3102860, 3878575, 4033718, 7757150, 8067436, 10084295, 15514300, 20168590, 40337180, 50421475, 100842950, 201685900]

約数ペア:

[(1, 201685900), (2, 100842950), (4, 50421475), (5, 40337180), (10, 20168590), (13, 15514300), (20, 10084295), (25, 8067436), (26, 7757150), (50, 4033718), (52, 3878575), (65, 3102860), (100, 2016859), (130, 1551430), (167, 1207700), (260, 775715), (325, 620572), (334, 603850), (650, 310286), (668, 301925), (835, 241540), (929, 217100), (1300, 155143), (1670, 120770), (1858, 108550), (2171, 92900), (3340, 60385), (3716, 54275), (4175, 48308), (4342, 46450), (4645, 43420), (8350, 24154), (8684, 23225), (9290, 21710), (10855, 18580), (12077, 16700)]