1557804950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1319}}^1$

素因数の和:1446

約数の個数: 96

約数和(自身を含む): 3299788800

約数和(自身を除く): 1741983850

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 79, 115, 130, 158, 230, 299, 325, 395, 575, 598, 650, 790, 1027, 1150, 1319, 1495, 1817, 1975, 2054, 2638, 2990, 3634, 3950, 5135, 6595, 7475, 9085, 10270, 13190, 14950, 17147, 18170, 23621, 25675, 30337, 32975, 34294, 45425, 47242, 51350, 60674, 65950, 85735, 90850, 104201, 118105, 151685, 171470, 208402, 236210, 303370, 394381, 428675, 521005, 590525, 758425, 788762, 857350, 1042010, 1181050, 1354613, 1516850, 1971905, 2396623, 2605025, 2709226, 3943810, 4793246, 5210050, 6773065, 9859525, 11983115, 13546130, 19719050, 23966230, 31156099, 33865325, 59915575, 62312198, 67730650, 119831150, 155780495, 311560990, 778902475, 1557804950]

約数ペア:

[(1, 1557804950), (2, 778902475), (5, 311560990), (10, 155780495), (13, 119831150), (23, 67730650), (25, 62312198), (26, 59915575), (46, 33865325), (50, 31156099), (65, 23966230), (79, 19719050), (115, 13546130), (130, 11983115), (158, 9859525), (230, 6773065), (299, 5210050), (325, 4793246), (395, 3943810), (575, 2709226), (598, 2605025), (650, 2396623), (790, 1971905), (1027, 1516850), (1150, 1354613), (1319, 1181050), (1495, 1042010), (1817, 857350), (1975, 788762), (2054, 758425), (2638, 590525), (2990, 521005), (3634, 428675), (3950, 394381), (5135, 303370), (6595, 236210), (7475, 208402), (9085, 171470), (10270, 151685), (13190, 118105), (14950, 104201), (17147, 90850), (18170, 85735), (23621, 65950), (25675, 60674), (30337, 51350), (32975, 47242), (34294, 45425)]