1251098810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1523}}^1$

素因数の和:1703

約数の個数: 64

約数和(自身を含む): 2488631040

約数和(自身を除く): 1237532230

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 89, 130, 142, 178, 355, 445, 710, 890, 923, 1157, 1523, 1846, 2314, 3046, 4615, 5785, 6319, 7615, 9230, 11570, 12638, 15230, 19799, 31595, 39598, 63190, 82147, 98995, 108133, 135547, 164294, 197990, 216266, 271094, 410735, 540665, 677735, 821470, 1081330, 1355470, 1405729, 1762111, 2811458, 3524222, 7028645, 8810555, 9623837, 14057290, 17621110, 19247674, 48119185, 96238370, 125109881, 250219762, 625549405, 1251098810]

約数ペア:

[(1, 1251098810), (2, 625549405), (5, 250219762), (10, 125109881), (13, 96238370), (26, 48119185), (65, 19247674), (71, 17621110), (89, 14057290), (130, 9623837), (142, 8810555), (178, 7028645), (355, 3524222), (445, 2811458), (710, 1762111), (890, 1405729), (923, 1355470), (1157, 1081330), (1523, 821470), (1846, 677735), (2314, 540665), (3046, 410735), (4615, 271094), (5785, 216266), (6319, 197990), (7615, 164294), (9230, 135547), (11570, 108133), (12638, 98995), (15230, 82147), (19799, 63190), (31595, 39598)]