77521808

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1504

約数の個数: 80

約数和(自身を含む): 189987840

約数和(自身を除く): 112466032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 259, 296, 364, 481, 518, 592, 728, 962, 1036, 1439, 1456, 1924, 2072, 2878, 3367, 3848, 4144, 5756, 6734, 7696, 10073, 11512, 13468, 18707, 20146, 23024, 26936, 37414, 40292, 53243, 53872, 74828, 80584, 106486, 130949, 149656, 161168, 212972, 261898, 299312, 372701, 425944, 523796, 692159, 745402, 851888, 1047592, 1384318, 1490804, 2095184, 2768636, 2981608, 4845113, 5537272, 5963216, 9690226, 11074544, 19380452, 38760904, 77521808]

約数ペア:

[(1, 77521808), (2, 38760904), (4, 19380452), (7, 11074544), (8, 9690226), (13, 5963216), (14, 5537272), (16, 4845113), (26, 2981608), (28, 2768636), (37, 2095184), (52, 1490804), (56, 1384318), (74, 1047592), (91, 851888), (104, 745402), (112, 692159), (148, 523796), (182, 425944), (208, 372701), (259, 299312), (296, 261898), (364, 212972), (481, 161168), (518, 149656), (592, 130949), (728, 106486), (962, 80584), (1036, 74828), (1439, 53872), (1456, 53243), (1924, 40292), (2072, 37414), (2878, 26936), (3367, 23024), (3848, 20146), (4144, 18707), (5756, 13468), (6734, 11512), (7696, 10073)]