86240960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20731}}^1$

素因数の和:20761

約数の個数: 56

約数和(自身を含む): 221168976

約数和(自身を除く): 134928016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20731, 41462, 82924, 103655, 165848, 207310, 269503, 331696, 414620, 539006, 663392, 829240, 1078012, 1326784, 1347515, 1658480, 2156024, 2695030, 3316960, 4312048, 5390060, 6633920, 8624096, 10780120, 17248192, 21560240, 43120480, 86240960]

約数ペア:

[(1, 86240960), (2, 43120480), (4, 21560240), (5, 17248192), (8, 10780120), (10, 8624096), (13, 6633920), (16, 5390060), (20, 4312048), (26, 3316960), (32, 2695030), (40, 2156024), (52, 1658480), (64, 1347515), (65, 1326784), (80, 1078012), (104, 829240), (130, 663392), (160, 539006), (208, 414620), (260, 331696), (320, 269503), (416, 207310), (520, 165848), (832, 103655), (1040, 82924), (2080, 41462), (4160, 20731)]