259632508720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13139297}}^1$

素因数の和:13139342

約数の個数: 80

約数和(自身を含む): 684294639840

約数和(自身を除く): 424662131120

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, 9880, 19760, 13139297, 26278594, 52557188, 65696485, 105114376, 131392970, 170810861, 210228752, 249646643, 262785940, 341621722, 499293286, 525571880, 683243444, 854054305, 998586572, 1051143760, 1248233215, 1366486888, 1708108610, 1997173144, 2496466430, 2732973776, 3245406359, 3416217220, 3994346288, 4992932860, 6490812718, 6832434440, 9985865720, 12981625436, 13664868880, 16227031795, 19971731440, 25963250872, 32454063590, 51926501744, 64908127180, 129816254360, 259632508720]

約数ペア:

[(1, 259632508720), (2, 129816254360), (4, 64908127180), (5, 51926501744), (8, 32454063590), (10, 25963250872), (13, 19971731440), (16, 16227031795), (19, 13664868880), (20, 12981625436), (26, 9985865720), (38, 6832434440), (40, 6490812718), (52, 4992932860), (65, 3994346288), (76, 3416217220), (80, 3245406359), (95, 2732973776), (104, 2496466430), (130, 1997173144), (152, 1708108610), (190, 1366486888), (208, 1248233215), (247, 1051143760), (260, 998586572), (304, 854054305), (380, 683243444), (494, 525571880), (520, 499293286), (760, 341621722), (988, 262785940), (1040, 249646643), (1235, 210228752), (1520, 170810861), (1976, 131392970), (2470, 105114376), (3952, 65696485), (4940, 52557188), (9880, 26278594), (19760, 13139297)]