55081360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 137281392

約数和(自身を除く): 82200032

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 401, 404, 505, 680, 802, 808, 1010, 1360, 1604, 1616, 1717, 2005, 2020, 3208, 3434, 4010, 4040, 6416, 6817, 6868, 8020, 8080, 8585, 13634, 13736, 16040, 17170, 27268, 27472, 32080, 34085, 34340, 40501, 54536, 68170, 68680, 81002, 109072, 136340, 137360, 162004, 202505, 272680, 324008, 405010, 545360, 648016, 688517, 810020, 1377034, 1620040, 2754068, 3240080, 3442585, 5508136, 6885170, 11016272, 13770340, 27540680, 55081360]

約数ペア:

[(1, 55081360), (2, 27540680), (4, 13770340), (5, 11016272), (8, 6885170), (10, 5508136), (16, 3442585), (17, 3240080), (20, 2754068), (34, 1620040), (40, 1377034), (68, 810020), (80, 688517), (85, 648016), (101, 545360), (136, 405010), (170, 324008), (202, 272680), (272, 202505), (340, 162004), (401, 137360), (404, 136340), (505, 109072), (680, 81002), (802, 68680), (808, 68170), (1010, 54536), (1360, 40501), (1604, 34340), (1616, 34085), (1717, 32080), (2005, 27472), (2020, 27268), (3208, 17170), (3434, 16040), (4010, 13736), (4040, 13634), (6416, 8585), (6817, 8080), (6868, 8020)]