77562940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2291

約数の個数: 96

約数和(自身を含む): 211115520

約数和(自身を除く): 133552580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1235, 1330, 1729, 1820, 2243, 2470, 2660, 3458, 4486, 4940, 6916, 8645, 8972, 11215, 15701, 17290, 22430, 29159, 31402, 34580, 42617, 44860, 58318, 62804, 78505, 85234, 116636, 145795, 157010, 170468, 204113, 213085, 291590, 298319, 314020, 408226, 426170, 554021, 583180, 596638, 816452, 852340, 1020565, 1108042, 1193276, 1491595, 2041130, 2216084, 2770105, 2983190, 3878147, 4082260, 5540210, 5966380, 7756294, 11080420, 15512588, 19390735, 38781470, 77562940]

約数ペア:

[(1, 77562940), (2, 38781470), (4, 19390735), (5, 15512588), (7, 11080420), (10, 7756294), (13, 5966380), (14, 5540210), (19, 4082260), (20, 3878147), (26, 2983190), (28, 2770105), (35, 2216084), (38, 2041130), (52, 1491595), (65, 1193276), (70, 1108042), (76, 1020565), (91, 852340), (95, 816452), (130, 596638), (133, 583180), (140, 554021), (182, 426170), (190, 408226), (247, 314020), (260, 298319), (266, 291590), (364, 213085), (380, 204113), (455, 170468), (494, 157010), (532, 145795), (665, 116636), (910, 85234), (988, 78505), (1235, 62804), (1330, 58318), (1729, 44860), (1820, 42617), (2243, 34580), (2470, 31402), (2660, 29159), (3458, 22430), (4486, 17290), (4940, 15701), (6916, 11215), (8645, 8972)]