22187150

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 43122240

約数和(自身を除く): 20935090

約数列:

[1, 2, 5, 10, 25, 41, 50, 79, 82, 137, 158, 205, 274, 395, 410, 685, 790, 1025, 1370, 1975, 2050, 3239, 3425, 3950, 5617, 6478, 6850, 10823, 11234, 16195, 21646, 28085, 32390, 54115, 56170, 80975, 108230, 140425, 161950, 270575, 280850, 443743, 541150, 887486, 2218715, 4437430, 11093575, 22187150]

約数ペア:

[(1, 22187150), (2, 11093575), (5, 4437430), (10, 2218715), (25, 887486), (41, 541150), (50, 443743), (79, 280850), (82, 270575), (137, 161950), (158, 140425), (205, 108230), (274, 80975), (395, 56170), (410, 54115), (685, 32390), (790, 28085), (1025, 21646), (1370, 16195), (1975, 11234), (2050, 10823), (3239, 6850), (3425, 6478), (3950, 5617)]