8185450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:296

約数の個数: 72

約数和(自身を含む): 19147212

約数和(自身を除く): 10961762

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 257, 325, 350, 455, 490, 514, 637, 650, 910, 1225, 1274, 1285, 1799, 2275, 2450, 2570, 3185, 3341, 3598, 4550, 6370, 6425, 6682, 8995, 12593, 12850, 15925, 16705, 17990, 23387, 25186, 31850, 33410, 44975, 46774, 62965, 83525, 89950, 116935, 125930, 163709, 167050, 233870, 314825, 327418, 584675, 629650, 818545, 1169350, 1637090, 4092725, 8185450]

約数ペア:

[(1, 8185450), (2, 4092725), (5, 1637090), (7, 1169350), (10, 818545), (13, 629650), (14, 584675), (25, 327418), (26, 314825), (35, 233870), (49, 167050), (50, 163709), (65, 125930), (70, 116935), (91, 89950), (98, 83525), (130, 62965), (175, 46774), (182, 44975), (245, 33410), (257, 31850), (325, 25186), (350, 23387), (455, 17990), (490, 16705), (514, 15925), (637, 12850), (650, 12593), (910, 8995), (1225, 6682), (1274, 6425), (1285, 6370), (1799, 4550), (2275, 3598), (2450, 3341), (2570, 3185)]