83949680

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1607}}^1$

素因数の和:2273

約数の個数: 40

約数和(自身を含む): 195603552

約数和(自身を除く): 111653872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1306, 1607, 2612, 3214, 3265, 5224, 6428, 6530, 8035, 10448, 12856, 13060, 16070, 25712, 26120, 32140, 52240, 64280, 128560, 1049371, 2098742, 4197484, 5246855, 8394968, 10493710, 16789936, 20987420, 41974840, 83949680]

約数ペア:

[(1, 83949680), (2, 41974840), (4, 20987420), (5, 16789936), (8, 10493710), (10, 8394968), (16, 5246855), (20, 4197484), (40, 2098742), (80, 1049371), (653, 128560), (1306, 64280), (1607, 52240), (2612, 32140), (3214, 26120), (3265, 25712), (5224, 16070), (6428, 13060), (6530, 12856), (8035, 10448)]