840805634992

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{77263}}^1$

素因数の和:77678

約数の個数: 80

約数和(自身を含む): 1705735075968

約数和(自身を除く): 864929440976

約数列:

[1, 2, 4, 8, 16, 41, 53, 82, 106, 164, 212, 313, 328, 424, 626, 656, 848, 1252, 2173, 2504, 4346, 5008, 8692, 12833, 16589, 17384, 25666, 33178, 34768, 51332, 66356, 77263, 102664, 132712, 154526, 205328, 265424, 309052, 618104, 680149, 1236208, 1360298, 2720596, 3167783, 4094939, 5441192, 6335566, 8189878, 10882384, 12671132, 16379756, 24183319, 25342264, 32759512, 48366638, 50684528, 65519024, 96733276, 167892499, 193466552, 335784998, 386933104, 671569996, 991516079, 1281715907, 1343139992, 1983032158, 2563431814, 2686279984, 3966064316, 5126863628, 7932128632, 10253727256, 15864257264, 20507454512, 52550352187, 105100704374, 210201408748, 420402817496, 840805634992]

約数ペア:

[(1, 840805634992), (2, 420402817496), (4, 210201408748), (8, 105100704374), (16, 52550352187), (41, 20507454512), (53, 15864257264), (82, 10253727256), (106, 7932128632), (164, 5126863628), (212, 3966064316), (313, 2686279984), (328, 2563431814), (424, 1983032158), (626, 1343139992), (656, 1281715907), (848, 991516079), (1252, 671569996), (2173, 386933104), (2504, 335784998), (4346, 193466552), (5008, 167892499), (8692, 96733276), (12833, 65519024), (16589, 50684528), (17384, 48366638), (25666, 32759512), (33178, 25342264), (34768, 24183319), (51332, 16379756), (66356, 12671132), (77263, 10882384), (102664, 8189878), (132712, 6335566), (154526, 5441192), (205328, 4094939), (265424, 3167783), (309052, 2720596), (618104, 1360298), (680149, 1236208)]