125517140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28921}}^1$

素因数の和:28968

約数の個数: 48

約数和(自身を含む): 310969344

約数和(自身を除く): 185452204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 28921, 57842, 115684, 144605, 202447, 289210, 404894, 578420, 809788, 896551, 1012235, 1793102, 2024470, 3586204, 4048940, 4482755, 6275857, 8965510, 12551714, 17931020, 25103428, 31379285, 62758570, 125517140]

約数ペア:

[(1, 125517140), (2, 62758570), (4, 31379285), (5, 25103428), (7, 17931020), (10, 12551714), (14, 8965510), (20, 6275857), (28, 4482755), (31, 4048940), (35, 3586204), (62, 2024470), (70, 1793102), (124, 1012235), (140, 896551), (155, 809788), (217, 578420), (310, 404894), (434, 289210), (620, 202447), (868, 144605), (1085, 115684), (2170, 57842), (4340, 28921)]