65778380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 154828800

約数和(自身を除く): 89050420

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 47, 58, 76, 94, 95, 116, 127, 145, 188, 190, 235, 254, 290, 380, 470, 508, 551, 580, 635, 893, 940, 1102, 1270, 1363, 1786, 2204, 2413, 2540, 2726, 2755, 3572, 3683, 4465, 4826, 5452, 5510, 5969, 6815, 7366, 8930, 9652, 11020, 11938, 12065, 13630, 14732, 17860, 18415, 23876, 24130, 25897, 27260, 29845, 36830, 48260, 51794, 59690, 69977, 73660, 103588, 113411, 119380, 129485, 139954, 173101, 226822, 258970, 279908, 346202, 349885, 453644, 517940, 567055, 692404, 699770, 865505, 1134110, 1399540, 1731010, 2268220, 3288919, 3462020, 6577838, 13155676, 16444595, 32889190, 65778380]

約数ペア:

[(1, 65778380), (2, 32889190), (4, 16444595), (5, 13155676), (10, 6577838), (19, 3462020), (20, 3288919), (29, 2268220), (38, 1731010), (47, 1399540), (58, 1134110), (76, 865505), (94, 699770), (95, 692404), (116, 567055), (127, 517940), (145, 453644), (188, 349885), (190, 346202), (235, 279908), (254, 258970), (290, 226822), (380, 173101), (470, 139954), (508, 129485), (551, 119380), (580, 113411), (635, 103588), (893, 73660), (940, 69977), (1102, 59690), (1270, 51794), (1363, 48260), (1786, 36830), (2204, 29845), (2413, 27260), (2540, 25897), (2726, 24130), (2755, 23876), (3572, 18415), (3683, 17860), (4465, 14732), (4826, 13630), (5452, 12065), (5510, 11938), (5969, 11020), (6815, 9652), (7366, 8930)]