123875440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6269}}^1$

素因数の和:6314

約数の個数: 80

約数和(自身を含む): 326541600

約数和(自身を除く): 202666160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 6269, 9880, 12538, 19760, 25076, 31345, 50152, 62690, 81497, 100304, 119111, 125380, 162994, 238222, 250760, 325988, 407485, 476444, 501520, 595555, 651976, 814970, 952888, 1191110, 1303952, 1548443, 1629940, 1905776, 2382220, 3096886, 3259880, 4764440, 6193772, 6519760, 7742215, 9528880, 12387544, 15484430, 24775088, 30968860, 61937720, 123875440]

約数ペア:

[(1, 123875440), (2, 61937720), (4, 30968860), (5, 24775088), (8, 15484430), (10, 12387544), (13, 9528880), (16, 7742215), (19, 6519760), (20, 6193772), (26, 4764440), (38, 3259880), (40, 3096886), (52, 2382220), (65, 1905776), (76, 1629940), (80, 1548443), (95, 1303952), (104, 1191110), (130, 952888), (152, 814970), (190, 651976), (208, 595555), (247, 501520), (260, 476444), (304, 407485), (380, 325988), (494, 250760), (520, 238222), (760, 162994), (988, 125380), (1040, 119111), (1235, 100304), (1520, 81497), (1976, 62690), (2470, 50152), (3952, 31345), (4940, 25076), (6269, 19760), (9880, 12538)]