128271520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:854

約数の個数: 96

約数和(自身を含む): 330728832

約数和(自身を除く): 202457312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 83, 104, 130, 160, 166, 208, 260, 332, 415, 416, 520, 664, 743, 830, 1040, 1079, 1328, 1486, 1660, 2080, 2158, 2656, 2972, 3320, 3715, 4316, 5395, 5944, 6640, 7430, 8632, 9659, 10790, 11888, 13280, 14860, 17264, 19318, 21580, 23776, 29720, 34528, 38636, 43160, 48295, 59440, 61669, 77272, 86320, 96590, 118880, 123338, 154544, 172640, 193180, 246676, 308345, 309088, 386360, 493352, 616690, 772720, 801697, 986704, 1233380, 1545440, 1603394, 1973408, 2466760, 3206788, 4008485, 4933520, 6413576, 8016970, 9867040, 12827152, 16033940, 25654304, 32067880, 64135760, 128271520]

約数ペア:

[(1, 128271520), (2, 64135760), (4, 32067880), (5, 25654304), (8, 16033940), (10, 12827152), (13, 9867040), (16, 8016970), (20, 6413576), (26, 4933520), (32, 4008485), (40, 3206788), (52, 2466760), (65, 1973408), (80, 1603394), (83, 1545440), (104, 1233380), (130, 986704), (160, 801697), (166, 772720), (208, 616690), (260, 493352), (332, 386360), (415, 309088), (416, 308345), (520, 246676), (664, 193180), (743, 172640), (830, 154544), (1040, 123338), (1079, 118880), (1328, 96590), (1486, 86320), (1660, 77272), (2080, 61669), (2158, 59440), (2656, 48295), (2972, 43160), (3320, 38636), (3715, 34528), (4316, 29720), (5395, 23776), (5944, 21580), (6640, 19318), (7430, 17264), (8632, 14860), (9659, 13280), (10790, 11888)]