64807650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1920

約数の個数: 72

約数和(自身を含む): 176417280

約数和(自身を除く): 111609630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 711, 790, 1185, 1422, 1823, 1975, 2370, 3555, 3646, 3950, 5469, 5925, 7110, 9115, 10938, 11850, 16407, 17775, 18230, 27345, 32814, 35550, 45575, 54690, 82035, 91150, 136725, 144017, 164070, 273450, 288034, 410175, 432051, 720085, 820350, 864102, 1296153, 1440170, 2160255, 2592306, 3600425, 4320510, 6480765, 7200850, 10801275, 12961530, 21602550, 32403825, 64807650]

約数ペア:

[(1, 64807650), (2, 32403825), (3, 21602550), (5, 12961530), (6, 10801275), (9, 7200850), (10, 6480765), (15, 4320510), (18, 3600425), (25, 2592306), (30, 2160255), (45, 1440170), (50, 1296153), (75, 864102), (79, 820350), (90, 720085), (150, 432051), (158, 410175), (225, 288034), (237, 273450), (395, 164070), (450, 144017), (474, 136725), (711, 91150), (790, 82035), (1185, 54690), (1422, 45575), (1823, 35550), (1975, 32814), (2370, 27345), (3555, 18230), (3646, 17775), (3950, 16407), (5469, 11850), (5925, 10938), (7110, 9115)]