164076520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2389}}^1$

素因数の和:2518

約数の個数: 64

約数和(自身を含む): 394923600

約数和(自身を除く): 230847080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1717, 2020, 2389, 3434, 4040, 4778, 6868, 8585, 9556, 11945, 13736, 17170, 19112, 23890, 34340, 40613, 47780, 68680, 81226, 95560, 162452, 203065, 241289, 324904, 406130, 482578, 812260, 965156, 1206445, 1624520, 1930312, 2412890, 4101913, 4825780, 8203826, 9651560, 16407652, 20509565, 32815304, 41019130, 82038260, 164076520]

約数ペア:

[(1, 164076520), (2, 82038260), (4, 41019130), (5, 32815304), (8, 20509565), (10, 16407652), (17, 9651560), (20, 8203826), (34, 4825780), (40, 4101913), (68, 2412890), (85, 1930312), (101, 1624520), (136, 1206445), (170, 965156), (202, 812260), (340, 482578), (404, 406130), (505, 324904), (680, 241289), (808, 203065), (1010, 162452), (1717, 95560), (2020, 81226), (2389, 68680), (3434, 47780), (4040, 40613), (4778, 34340), (6868, 23890), (8585, 19112), (9556, 17170), (11945, 13736)]