77835760

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 187416576

約数和(自身を除く): 109580816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 127, 163, 188, 235, 254, 326, 376, 470, 508, 635, 652, 752, 815, 940, 1016, 1270, 1304, 1630, 1880, 2032, 2540, 2608, 3260, 3760, 5080, 5969, 6520, 7661, 10160, 11938, 13040, 15322, 20701, 23876, 29845, 30644, 38305, 41402, 47752, 59690, 61288, 76610, 82804, 95504, 103505, 119380, 122576, 153220, 165608, 207010, 238760, 306440, 331216, 414020, 477520, 612880, 828040, 972947, 1656080, 1945894, 3891788, 4864735, 7783576, 9729470, 15567152, 19458940, 38917880, 77835760]

約数ペア:

[(1, 77835760), (2, 38917880), (4, 19458940), (5, 15567152), (8, 9729470), (10, 7783576), (16, 4864735), (20, 3891788), (40, 1945894), (47, 1656080), (80, 972947), (94, 828040), (127, 612880), (163, 477520), (188, 414020), (235, 331216), (254, 306440), (326, 238760), (376, 207010), (470, 165608), (508, 153220), (635, 122576), (652, 119380), (752, 103505), (815, 95504), (940, 82804), (1016, 76610), (1270, 61288), (1304, 59690), (1630, 47752), (1880, 41402), (2032, 38305), (2540, 30644), (2608, 29845), (3260, 23876), (3760, 20701), (5080, 15322), (5969, 13040), (6520, 11938), (7661, 10160)]