64956920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2053}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 168592320

約数和(自身を除く): 103635400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2053, 2260, 3164, 3955, 4106, 4520, 6328, 7910, 8212, 10265, 14371, 15820, 16424, 20530, 28742, 31640, 41060, 57484, 71855, 82120, 114968, 143710, 231989, 287420, 463978, 574840, 927956, 1159945, 1623923, 1855912, 2319890, 3247846, 4639780, 6495692, 8119615, 9279560, 12991384, 16239230, 32478460, 64956920]

約数ペア:

[(1, 64956920), (2, 32478460), (4, 16239230), (5, 12991384), (7, 9279560), (8, 8119615), (10, 6495692), (14, 4639780), (20, 3247846), (28, 2319890), (35, 1855912), (40, 1623923), (56, 1159945), (70, 927956), (113, 574840), (140, 463978), (226, 287420), (280, 231989), (452, 143710), (565, 114968), (791, 82120), (904, 71855), (1130, 57484), (1582, 41060), (2053, 31640), (2260, 28742), (3164, 20530), (3955, 16424), (4106, 15820), (4520, 14371), (6328, 10265), (7910, 8212)]