7280080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 18440784

約数和(自身を除く): 11160704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 101, 106, 136, 170, 202, 212, 265, 272, 340, 404, 424, 505, 530, 680, 808, 848, 901, 1010, 1060, 1360, 1616, 1717, 1802, 2020, 2120, 3434, 3604, 4040, 4240, 4505, 5353, 6868, 7208, 8080, 8585, 9010, 10706, 13736, 14416, 17170, 18020, 21412, 26765, 27472, 34340, 36040, 42824, 53530, 68680, 72080, 85648, 91001, 107060, 137360, 182002, 214120, 364004, 428240, 455005, 728008, 910010, 1456016, 1820020, 3640040, 7280080]

約数ペア:

[(1, 7280080), (2, 3640040), (4, 1820020), (5, 1456016), (8, 910010), (10, 728008), (16, 455005), (17, 428240), (20, 364004), (34, 214120), (40, 182002), (53, 137360), (68, 107060), (80, 91001), (85, 85648), (101, 72080), (106, 68680), (136, 53530), (170, 42824), (202, 36040), (212, 34340), (265, 27472), (272, 26765), (340, 21412), (404, 18020), (424, 17170), (505, 14416), (530, 13736), (680, 10706), (808, 9010), (848, 8585), (901, 8080), (1010, 7208), (1060, 6868), (1360, 5353), (1616, 4505), (1717, 4240), (1802, 4040), (2020, 3604), (2120, 3434)]