55121560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1493}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 135535680

約数和(自身を除く): 80414120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1493, 1846, 2840, 2986, 3692, 4615, 5972, 7384, 7465, 9230, 11944, 14930, 18460, 19409, 29860, 36920, 38818, 59720, 77636, 97045, 106003, 155272, 194090, 212006, 388180, 424012, 530015, 776360, 848024, 1060030, 1378039, 2120060, 2756078, 4240120, 5512156, 6890195, 11024312, 13780390, 27560780, 55121560]

約数ペア:

[(1, 55121560), (2, 27560780), (4, 13780390), (5, 11024312), (8, 6890195), (10, 5512156), (13, 4240120), (20, 2756078), (26, 2120060), (40, 1378039), (52, 1060030), (65, 848024), (71, 776360), (104, 530015), (130, 424012), (142, 388180), (260, 212006), (284, 194090), (355, 155272), (520, 106003), (568, 97045), (710, 77636), (923, 59720), (1420, 38818), (1493, 36920), (1846, 29860), (2840, 19409), (2986, 18460), (3692, 14930), (4615, 11944), (5972, 9230), (7384, 7465)]