80128048

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5003}}^1$

素因数の和:5042

約数の個数: 80

約数和(自身を含む): 208486656

約数和(自身を除く): 128358608

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 2002, 2288, 4004, 5003, 8008, 10006, 16016, 20012, 35021, 40024, 55033, 65039, 70042, 80048, 110066, 130078, 140084, 220132, 260156, 280168, 385231, 440264, 455273, 520312, 560336, 715429, 770462, 880528, 910546, 1040624, 1430858, 1540924, 1821092, 2861716, 3081848, 3642184, 5008003, 5723432, 6163696, 7284368, 10016006, 11446864, 20032012, 40064024, 80128048]

約数ペア:

[(1, 80128048), (2, 40064024), (4, 20032012), (7, 11446864), (8, 10016006), (11, 7284368), (13, 6163696), (14, 5723432), (16, 5008003), (22, 3642184), (26, 3081848), (28, 2861716), (44, 1821092), (52, 1540924), (56, 1430858), (77, 1040624), (88, 910546), (91, 880528), (104, 770462), (112, 715429), (143, 560336), (154, 520312), (176, 455273), (182, 440264), (208, 385231), (286, 280168), (308, 260156), (364, 220132), (572, 140084), (616, 130078), (728, 110066), (1001, 80048), (1144, 70042), (1232, 65039), (1456, 55033), (2002, 40024), (2288, 35021), (4004, 20012), (5003, 16016), (8008, 10006)]