137291980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{3907}}^1$

素因数の和:4174

約数の個数: 48

約数和(自身を含む): 330898176

約数和(自身を除く): 193606196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 3514, 3907, 5020, 7028, 7814, 8785, 15628, 17570, 19535, 27349, 35140, 39070, 54698, 78140, 109396, 136745, 273490, 546980, 980657, 1961314, 3922628, 4903285, 6864599, 9806570, 13729198, 19613140, 27458396, 34322995, 68645990, 137291980]

約数ペア:

[(1, 137291980), (2, 68645990), (4, 34322995), (5, 27458396), (7, 19613140), (10, 13729198), (14, 9806570), (20, 6864599), (28, 4903285), (35, 3922628), (70, 1961314), (140, 980657), (251, 546980), (502, 273490), (1004, 136745), (1255, 109396), (1757, 78140), (2510, 54698), (3514, 39070), (3907, 35140), (5020, 27349), (7028, 19535), (7814, 17570), (8785, 15628)]