68784940915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2203}}^1\times {\mathrm{15971}}^1$

素因数の和:18219

約数の個数: 32

約数和(自身を含む): 91244330496

約数和(自身を除く): 22459389581

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 2203, 11015, 15971, 37451, 50669, 79855, 187255, 253345, 271507, 367333, 861373, 1357535, 1836665, 4306865, 6244661, 31223305, 35184113, 175920565, 598129921, 809234599, 2990649605, 4046172995, 13756988183, 68784940915]

約数ペア:

[(1, 68784940915), (5, 13756988183), (17, 4046172995), (23, 2990649605), (85, 809234599), (115, 598129921), (391, 175920565), (1955, 35184113), (2203, 31223305), (11015, 6244661), (15971, 4306865), (37451, 1836665), (50669, 1357535), (79855, 861373), (187255, 367333), (253345, 271507)]