66130640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 163531200

約数和(自身を除く): 97400560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 278, 304, 313, 380, 556, 626, 695, 760, 1112, 1252, 1390, 1520, 1565, 2224, 2504, 2641, 2780, 3130, 5008, 5282, 5560, 5947, 6260, 10564, 11120, 11894, 12520, 13205, 21128, 23788, 25040, 26410, 29735, 42256, 43507, 47576, 52820, 59470, 87014, 95152, 105640, 118940, 174028, 211280, 217535, 237880, 348056, 435070, 475760, 696112, 826633, 870140, 1653266, 1740280, 3306532, 3480560, 4133165, 6613064, 8266330, 13226128, 16532660, 33065320, 66130640]

約数ペア:

[(1, 66130640), (2, 33065320), (4, 16532660), (5, 13226128), (8, 8266330), (10, 6613064), (16, 4133165), (19, 3480560), (20, 3306532), (38, 1740280), (40, 1653266), (76, 870140), (80, 826633), (95, 696112), (139, 475760), (152, 435070), (190, 348056), (278, 237880), (304, 217535), (313, 211280), (380, 174028), (556, 118940), (626, 105640), (695, 95152), (760, 87014), (1112, 59470), (1252, 52820), (1390, 47576), (1520, 43507), (1565, 42256), (2224, 29735), (2504, 26410), (2641, 25040), (2780, 23788), (3130, 21128), (5008, 13205), (5282, 12520), (5560, 11894), (5947, 11120), (6260, 10564)]