64708490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4423}}^1$

素因数の和:4467

約数の個数: 64

約数和(自身を含む): 152893440

約数和(自身を除く): 88184950

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2926, 4423, 7315, 8846, 14630, 22115, 30961, 44230, 48653, 61922, 84037, 97306, 154805, 168074, 243265, 309610, 340571, 420185, 486530, 588259, 681142, 840370, 924407, 1176518, 1702855, 1848814, 2941295, 3405710, 4622035, 5882590, 6470849, 9244070, 12941698, 32354245, 64708490]

約数ペア:

[(1, 64708490), (2, 32354245), (5, 12941698), (7, 9244070), (10, 6470849), (11, 5882590), (14, 4622035), (19, 3405710), (22, 2941295), (35, 1848814), (38, 1702855), (55, 1176518), (70, 924407), (77, 840370), (95, 681142), (110, 588259), (133, 486530), (154, 420185), (190, 340571), (209, 309610), (266, 243265), (385, 168074), (418, 154805), (665, 97306), (770, 84037), (1045, 61922), (1330, 48653), (1463, 44230), (2090, 30961), (2926, 22115), (4423, 14630), (7315, 8846)]