77406760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 184680000

約数和(自身を除く): 107273240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 179, 190, 358, 380, 569, 716, 760, 895, 1138, 1432, 1790, 2276, 2845, 3401, 3580, 4552, 5690, 6802, 7160, 10811, 11380, 13604, 17005, 21622, 22760, 27208, 34010, 43244, 54055, 68020, 86488, 101851, 108110, 136040, 203702, 216220, 407404, 432440, 509255, 814808, 1018510, 1935169, 2037020, 3870338, 4074040, 7740676, 9675845, 15481352, 19351690, 38703380, 77406760]

約数ペア:

[(1, 77406760), (2, 38703380), (4, 19351690), (5, 15481352), (8, 9675845), (10, 7740676), (19, 4074040), (20, 3870338), (38, 2037020), (40, 1935169), (76, 1018510), (95, 814808), (152, 509255), (179, 432440), (190, 407404), (358, 216220), (380, 203702), (569, 136040), (716, 108110), (760, 101851), (895, 86488), (1138, 68020), (1432, 54055), (1790, 43244), (2276, 34010), (2845, 27208), (3401, 22760), (3580, 21622), (4552, 17005), (5690, 13604), (6802, 11380), (7160, 10811)]