51456750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 141972480

約数和(自身を除く): 90515730

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 25, 30, 38, 46, 50, 57, 69, 75, 95, 114, 115, 125, 138, 150, 157, 190, 230, 250, 285, 314, 345, 375, 437, 471, 475, 570, 575, 690, 750, 785, 874, 942, 950, 1150, 1311, 1425, 1570, 1725, 2185, 2355, 2375, 2622, 2850, 2875, 2983, 3450, 3611, 3925, 4370, 4710, 4750, 5750, 5966, 6555, 7125, 7222, 7850, 8625, 8949, 10833, 10925, 11775, 13110, 14250, 14915, 17250, 17898, 18055, 19625, 21666, 21850, 23550, 29830, 32775, 36110, 39250, 44745, 54165, 54625, 58875, 65550, 68609, 74575, 89490, 90275, 108330, 109250, 117750, 137218, 149150, 163875, 180550, 205827, 223725, 270825, 327750, 343045, 372875, 411654, 447450, 451375, 541650, 686090, 745750, 902750, 1029135, 1118625, 1354125, 1715225, 2058270, 2237250, 2708250, 3430450, 5145675, 8576125, 10291350, 17152250, 25728375, 51456750]

約数ペア:

[(1, 51456750), (2, 25728375), (3, 17152250), (5, 10291350), (6, 8576125), (10, 5145675), (15, 3430450), (19, 2708250), (23, 2237250), (25, 2058270), (30, 1715225), (38, 1354125), (46, 1118625), (50, 1029135), (57, 902750), (69, 745750), (75, 686090), (95, 541650), (114, 451375), (115, 447450), (125, 411654), (138, 372875), (150, 343045), (157, 327750), (190, 270825), (230, 223725), (250, 205827), (285, 180550), (314, 163875), (345, 149150), (375, 137218), (437, 117750), (471, 109250), (475, 108330), (570, 90275), (575, 89490), (690, 74575), (750, 68609), (785, 65550), (874, 58875), (942, 54625), (950, 54165), (1150, 44745), (1311, 39250), (1425, 36110), (1570, 32775), (1725, 29830), (2185, 23550), (2355, 21850), (2375, 21666), (2622, 19625), (2850, 18055), (2875, 17898), (2983, 17250), (3450, 14915), (3611, 14250), (3925, 13110), (4370, 11775), (4710, 10925), (4750, 10833), (5750, 8949), (5966, 8625), (6555, 7850), (7125, 7222)]