71391208

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 162288000

約数和(自身を除く): 90896792

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 229, 266, 293, 458, 532, 586, 916, 1064, 1172, 1603, 1832, 2051, 2344, 3206, 4102, 4351, 5567, 6412, 8204, 8702, 11134, 12824, 16408, 17404, 22268, 30457, 34808, 38969, 44536, 60914, 67097, 77938, 121828, 134194, 155876, 243656, 268388, 311752, 469679, 536776, 939358, 1274843, 1878716, 2549686, 3757432, 5099372, 8923901, 10198744, 17847802, 35695604, 71391208]

約数ペア:

[(1, 71391208), (2, 35695604), (4, 17847802), (7, 10198744), (8, 8923901), (14, 5099372), (19, 3757432), (28, 2549686), (38, 1878716), (56, 1274843), (76, 939358), (133, 536776), (152, 469679), (229, 311752), (266, 268388), (293, 243656), (458, 155876), (532, 134194), (586, 121828), (916, 77938), (1064, 67097), (1172, 60914), (1603, 44536), (1832, 38969), (2051, 34808), (2344, 30457), (3206, 22268), (4102, 17404), (4351, 16408), (5567, 12824), (6412, 11134), (8204, 8702)]