642673150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{22123}}^1$

素因数の和:22225

約数の個数: 48

約数和(自身を含む): 1382661504

約数和(自身を除く): 739988354

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 83, 166, 175, 350, 415, 581, 830, 1162, 2075, 2905, 4150, 5810, 14525, 22123, 29050, 44246, 110615, 154861, 221230, 309722, 553075, 774305, 1106150, 1548610, 1836209, 3672418, 3871525, 7743050, 9181045, 12853463, 18362090, 25706926, 45905225, 64267315, 91810450, 128534630, 321336575, 642673150]

約数ペア:

[(1, 642673150), (2, 321336575), (5, 128534630), (7, 91810450), (10, 64267315), (14, 45905225), (25, 25706926), (35, 18362090), (50, 12853463), (70, 9181045), (83, 7743050), (166, 3871525), (175, 3672418), (350, 1836209), (415, 1548610), (581, 1106150), (830, 774305), (1162, 553075), (2075, 309722), (2905, 221230), (4150, 154861), (5810, 110615), (14525, 44246), (22123, 29050)]