50886640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 136866240

約数和(自身を除く): 85979600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1021, 1246, 1424, 1780, 2042, 2492, 3115, 3560, 4084, 4984, 5105, 6230, 7120, 7147, 8168, 9968, 10210, 12460, 14294, 16336, 20420, 24920, 28588, 35735, 40840, 49840, 57176, 71470, 81680, 90869, 114352, 142940, 181738, 285880, 363476, 454345, 571760, 636083, 726952, 908690, 1272166, 1453904, 1817380, 2544332, 3180415, 3634760, 5088664, 6360830, 7269520, 10177328, 12721660, 25443320, 50886640]

約数ペア:

[(1, 50886640), (2, 25443320), (4, 12721660), (5, 10177328), (7, 7269520), (8, 6360830), (10, 5088664), (14, 3634760), (16, 3180415), (20, 2544332), (28, 1817380), (35, 1453904), (40, 1272166), (56, 908690), (70, 726952), (80, 636083), (89, 571760), (112, 454345), (140, 363476), (178, 285880), (280, 181738), (356, 142940), (445, 114352), (560, 90869), (623, 81680), (712, 71470), (890, 57176), (1021, 49840), (1246, 40840), (1424, 35735), (1780, 28588), (2042, 24920), (2492, 20420), (3115, 16336), (3560, 14294), (4084, 12460), (4984, 10210), (5105, 9968), (6230, 8168), (7120, 7147)]