1961128225

素因数分解:

$5^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{12037}}^1$

素因数の和:12087

約数の個数: 48

約数和(自身を含む): 2985424000

約数和(自身を除く): 1024295775

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 175, 245, 343, 475, 665, 931, 1225, 1715, 3325, 4655, 6517, 8575, 12037, 23275, 32585, 60185, 84259, 162925, 228703, 300925, 421295, 589813, 1143515, 1600921, 2106475, 2949065, 4128691, 5717575, 8004605, 11206447, 14745325, 20643455, 40023025, 56032235, 78445129, 103217275, 280161175, 392225645, 1961128225]

約数ペア:

[(1, 1961128225), (5, 392225645), (7, 280161175), (19, 103217275), (25, 78445129), (35, 56032235), (49, 40023025), (95, 20643455), (133, 14745325), (175, 11206447), (245, 8004605), (343, 5717575), (475, 4128691), (665, 2949065), (931, 2106475), (1225, 1600921), (1715, 1143515), (3325, 589813), (4655, 421295), (6517, 300925), (8575, 228703), (12037, 162925), (23275, 84259), (32585, 60185)]