25771550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 72

約数和(自身を含む): 56953944

約数和(自身を除く): 31182394

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 67, 70, 98, 134, 157, 175, 245, 314, 335, 350, 469, 490, 670, 785, 938, 1099, 1225, 1570, 1675, 2198, 2345, 2450, 3283, 3350, 3925, 4690, 5495, 6566, 7693, 7850, 10519, 10990, 11725, 15386, 16415, 21038, 23450, 27475, 32830, 38465, 52595, 54950, 73633, 76930, 82075, 105190, 147266, 164150, 192325, 262975, 368165, 384650, 515431, 525950, 736330, 1030862, 1840825, 2577155, 3681650, 5154310, 12885775, 25771550]

約数ペア:

[(1, 25771550), (2, 12885775), (5, 5154310), (7, 3681650), (10, 2577155), (14, 1840825), (25, 1030862), (35, 736330), (49, 525950), (50, 515431), (67, 384650), (70, 368165), (98, 262975), (134, 192325), (157, 164150), (175, 147266), (245, 105190), (314, 82075), (335, 76930), (350, 73633), (469, 54950), (490, 52595), (670, 38465), (785, 32830), (938, 27475), (1099, 23450), (1225, 21038), (1570, 16415), (1675, 15386), (2198, 11725), (2345, 10990), (2450, 10519), (3283, 7850), (3350, 7693), (3925, 6566), (4690, 5495)]