76449520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 204415488

約数和(自身を除く): 127965968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 211, 280, 422, 560, 647, 844, 1055, 1294, 1477, 1688, 2110, 2588, 2954, 3235, 3376, 4220, 4529, 5176, 5908, 6470, 7385, 8440, 9058, 10352, 11816, 12940, 14770, 16880, 18116, 22645, 23632, 25880, 29540, 36232, 45290, 51760, 59080, 72464, 90580, 118160, 136517, 181160, 273034, 362320, 546068, 682585, 955619, 1092136, 1365170, 1911238, 2184272, 2730340, 3822476, 4778095, 5460680, 7644952, 9556190, 10921360, 15289904, 19112380, 38224760, 76449520]

約数ペア:

[(1, 76449520), (2, 38224760), (4, 19112380), (5, 15289904), (7, 10921360), (8, 9556190), (10, 7644952), (14, 5460680), (16, 4778095), (20, 3822476), (28, 2730340), (35, 2184272), (40, 1911238), (56, 1365170), (70, 1092136), (80, 955619), (112, 682585), (140, 546068), (211, 362320), (280, 273034), (422, 181160), (560, 136517), (647, 118160), (844, 90580), (1055, 72464), (1294, 59080), (1477, 51760), (1688, 45290), (2110, 36232), (2588, 29540), (2954, 25880), (3235, 23632), (3376, 22645), (4220, 18116), (4529, 16880), (5176, 14770), (5908, 12940), (6470, 11816), (7385, 10352), (8440, 9058)]