201345560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{387203}}^1$

素因数の和:387227

約数の個数: 32

約数和(自身を含む): 487877040

約数和(自身を除く): 286531480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 387203, 774406, 1548812, 1936015, 3097624, 3872030, 5033639, 7744060, 10067278, 15488120, 20134556, 25168195, 40269112, 50336390, 100672780, 201345560]

約数ペア:

[(1, 201345560), (2, 100672780), (4, 50336390), (5, 40269112), (8, 25168195), (10, 20134556), (13, 15488120), (20, 10067278), (26, 7744060), (40, 5033639), (52, 3872030), (65, 3097624), (104, 1936015), (130, 1548812), (260, 774406), (520, 387203)]