51192750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^3\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 149760000

約数和(自身を除く): 98567250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 125, 147, 150, 175, 199, 210, 245, 250, 294, 343, 350, 375, 398, 490, 525, 597, 686, 735, 750, 875, 995, 1029, 1050, 1194, 1225, 1393, 1470, 1715, 1750, 1990, 2058, 2450, 2625, 2786, 2985, 3430, 3675, 4179, 4975, 5145, 5250, 5970, 6125, 6965, 7350, 8358, 8575, 9751, 9950, 10290, 12250, 13930, 14925, 17150, 18375, 19502, 20895, 24875, 25725, 29253, 29850, 34825, 36750, 41790, 42875, 48755, 49750, 51450, 58506, 68257, 69650, 74625, 85750, 97510, 104475, 128625, 136514, 146265, 149250, 174125, 204771, 208950, 243775, 257250, 292530, 341285, 348250, 409542, 487550, 522375, 682570, 731325, 1023855, 1044750, 1218875, 1462650, 1706425, 2047710, 2437750, 3412850, 3656625, 5119275, 7313250, 8532125, 10238550, 17064250, 25596375, 51192750]

約数ペア:

[(1, 51192750), (2, 25596375), (3, 17064250), (5, 10238550), (6, 8532125), (7, 7313250), (10, 5119275), (14, 3656625), (15, 3412850), (21, 2437750), (25, 2047710), (30, 1706425), (35, 1462650), (42, 1218875), (49, 1044750), (50, 1023855), (70, 731325), (75, 682570), (98, 522375), (105, 487550), (125, 409542), (147, 348250), (150, 341285), (175, 292530), (199, 257250), (210, 243775), (245, 208950), (250, 204771), (294, 174125), (343, 149250), (350, 146265), (375, 136514), (398, 128625), (490, 104475), (525, 97510), (597, 85750), (686, 74625), (735, 69650), (750, 68257), (875, 58506), (995, 51450), (1029, 49750), (1050, 48755), (1194, 42875), (1225, 41790), (1393, 36750), (1470, 34825), (1715, 29850), (1750, 29253), (1990, 25725), (2058, 24875), (2450, 20895), (2625, 19502), (2786, 18375), (2985, 17150), (3430, 14925), (3675, 13930), (4179, 12250), (4975, 10290), (5145, 9950), (5250, 9751), (5970, 8575), (6125, 8358), (6965, 7350)]