57465980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 144281088

約数和(自身を除く): 86815108

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 130, 142, 143, 220, 260, 283, 284, 286, 355, 566, 572, 710, 715, 781, 923, 1132, 1415, 1420, 1430, 1562, 1846, 2830, 2860, 3113, 3124, 3679, 3692, 3905, 4615, 5660, 6226, 7358, 7810, 9230, 10153, 12452, 14716, 15565, 15620, 18395, 18460, 20093, 20306, 31130, 36790, 40186, 40469, 40612, 50765, 62260, 73580, 80372, 80938, 100465, 101530, 161876, 200930, 202345, 203060, 221023, 261209, 401860, 404690, 442046, 522418, 809380, 884092, 1044836, 1105115, 1306045, 2210230, 2612090, 2873299, 4420460, 5224180, 5746598, 11493196, 14366495, 28732990, 57465980]

約数ペア:

[(1, 57465980), (2, 28732990), (4, 14366495), (5, 11493196), (10, 5746598), (11, 5224180), (13, 4420460), (20, 2873299), (22, 2612090), (26, 2210230), (44, 1306045), (52, 1105115), (55, 1044836), (65, 884092), (71, 809380), (110, 522418), (130, 442046), (142, 404690), (143, 401860), (220, 261209), (260, 221023), (283, 203060), (284, 202345), (286, 200930), (355, 161876), (566, 101530), (572, 100465), (710, 80938), (715, 80372), (781, 73580), (923, 62260), (1132, 50765), (1415, 40612), (1420, 40469), (1430, 40186), (1562, 36790), (1846, 31130), (2830, 20306), (2860, 20093), (3113, 18460), (3124, 18395), (3679, 15620), (3692, 15565), (3905, 14716), (4615, 12452), (5660, 10153), (6226, 9230), (7358, 7810)]