128464

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:83

約数の個数: 40

約数和(自身を含む): 301568

約数和(自身を除く): 173104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 434, 496, 518, 592, 868, 1036, 1147, 1736, 2072, 2294, 3472, 4144, 4588, 8029, 9176, 16058, 18352, 32116, 64232, 128464]

約数ペア:

[(1, 128464), (2, 64232), (4, 32116), (7, 18352), (8, 16058), (14, 9176), (16, 8029), (28, 4588), (31, 4144), (37, 3472), (56, 2294), (62, 2072), (74, 1736), (112, 1147), (124, 1036), (148, 868), (217, 592), (248, 518), (259, 496), (296, 434)]