77857250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 157921920

約数和(自身を除く): 80064670

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 125, 185, 190, 250, 370, 443, 475, 703, 886, 925, 950, 1406, 1850, 2215, 2375, 3515, 4430, 4625, 4750, 7030, 8417, 9250, 11075, 16391, 16834, 17575, 22150, 32782, 35150, 42085, 55375, 81955, 84170, 87875, 110750, 163910, 175750, 210425, 311429, 409775, 420850, 622858, 819550, 1052125, 1557145, 2048875, 2104250, 3114290, 4097750, 7785725, 15571450, 38928625, 77857250]

約数ペア:

[(1, 77857250), (2, 38928625), (5, 15571450), (10, 7785725), (19, 4097750), (25, 3114290), (37, 2104250), (38, 2048875), (50, 1557145), (74, 1052125), (95, 819550), (125, 622858), (185, 420850), (190, 409775), (250, 311429), (370, 210425), (443, 175750), (475, 163910), (703, 110750), (886, 87875), (925, 84170), (950, 81955), (1406, 55375), (1850, 42085), (2215, 35150), (2375, 32782), (3515, 22150), (4430, 17575), (4625, 16834), (4750, 16391), (7030, 11075), (8417, 9250)]