67503920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 173560320

約数和(自身を除く): 106056400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 971, 1264, 1580, 1738, 1942, 3160, 3476, 3884, 4345, 4855, 6320, 6952, 7768, 8690, 9710, 10681, 13904, 15536, 17380, 19420, 21362, 34760, 38840, 42724, 53405, 69520, 76709, 77680, 85448, 106810, 153418, 170896, 213620, 306836, 383545, 427240, 613672, 767090, 843799, 854480, 1227344, 1534180, 1687598, 3068360, 3375196, 4218995, 6136720, 6750392, 8437990, 13500784, 16875980, 33751960, 67503920]

約数ペア:

[(1, 67503920), (2, 33751960), (4, 16875980), (5, 13500784), (8, 8437990), (10, 6750392), (11, 6136720), (16, 4218995), (20, 3375196), (22, 3068360), (40, 1687598), (44, 1534180), (55, 1227344), (79, 854480), (80, 843799), (88, 767090), (110, 613672), (158, 427240), (176, 383545), (220, 306836), (316, 213620), (395, 170896), (440, 153418), (632, 106810), (790, 85448), (869, 77680), (880, 76709), (971, 69520), (1264, 53405), (1580, 42724), (1738, 38840), (1942, 34760), (3160, 21362), (3476, 19420), (3884, 17380), (4345, 15536), (4855, 13904), (6320, 10681), (6952, 9710), (7768, 8690)]