78594640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1844

約数の個数: 80

約数和(自身を含む): 199094400

約数和(自身を除く): 120499760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 1783, 2204, 2320, 2755, 3566, 4408, 5510, 7132, 8816, 8915, 11020, 14264, 17830, 22040, 28528, 33877, 35660, 44080, 51707, 67754, 71320, 103414, 135508, 142640, 169385, 206828, 258535, 271016, 338770, 413656, 517070, 542032, 677540, 827312, 982433, 1034140, 1355080, 1964866, 2068280, 2710160, 3929732, 4136560, 4912165, 7859464, 9824330, 15718928, 19648660, 39297320, 78594640]

約数ペア:

[(1, 78594640), (2, 39297320), (4, 19648660), (5, 15718928), (8, 9824330), (10, 7859464), (16, 4912165), (19, 4136560), (20, 3929732), (29, 2710160), (38, 2068280), (40, 1964866), (58, 1355080), (76, 1034140), (80, 982433), (95, 827312), (116, 677540), (145, 542032), (152, 517070), (190, 413656), (232, 338770), (290, 271016), (304, 258535), (380, 206828), (464, 169385), (551, 142640), (580, 135508), (760, 103414), (1102, 71320), (1160, 67754), (1520, 51707), (1783, 44080), (2204, 35660), (2320, 33877), (2755, 28528), (3566, 22040), (4408, 17830), (5510, 14264), (7132, 11020), (8816, 8915)]