201587680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{179989}}^1$

素因数の和:180011

約数の個数: 48

約数和(自身を含む): 544289760

約数和(自身を除く): 342702080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 179989, 359978, 719956, 899945, 1259923, 1439912, 1799890, 2519846, 2879824, 3599780, 5039692, 5759648, 6299615, 7199560, 10079384, 12599230, 14399120, 20158768, 25198460, 28798240, 40317536, 50396920, 100793840, 201587680]

約数ペア:

[(1, 201587680), (2, 100793840), (4, 50396920), (5, 40317536), (7, 28798240), (8, 25198460), (10, 20158768), (14, 14399120), (16, 12599230), (20, 10079384), (28, 7199560), (32, 6299615), (35, 5759648), (40, 5039692), (56, 3599780), (70, 2879824), (80, 2519846), (112, 1799890), (140, 1439912), (160, 1259923), (224, 899945), (280, 719956), (560, 359978), (1120, 179989)]