61087500

素因数分解:

$2^2\times 3^3\times 5^5\times {\mathrm{181}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 199049760

約数和(自身を除く): 137962260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 181, 225, 250, 270, 300, 362, 375, 450, 500, 540, 543, 625, 675, 724, 750, 900, 905, 1086, 1125, 1250, 1350, 1500, 1629, 1810, 1875, 2172, 2250, 2500, 2700, 2715, 3125, 3258, 3375, 3620, 3750, 4500, 4525, 4887, 5430, 5625, 6250, 6516, 6750, 7500, 8145, 9050, 9375, 9774, 10860, 11250, 12500, 13500, 13575, 16290, 16875, 18100, 18750, 19548, 22500, 22625, 24435, 27150, 28125, 32580, 33750, 37500, 40725, 45250, 48870, 54300, 56250, 67500, 67875, 81450, 84375, 90500, 97740, 112500, 113125, 122175, 135750, 162900, 168750, 203625, 226250, 244350, 271500, 337500, 339375, 407250, 452500, 488700, 565625, 610875, 678750, 814500, 1018125, 1131250, 1221750, 1357500, 1696875, 2036250, 2262500, 2443500, 3054375, 3393750, 4072500, 5090625, 6108750, 6787500, 10181250, 12217500, 15271875, 20362500, 30543750, 61087500]

約数ペア:

[(1, 61087500), (2, 30543750), (3, 20362500), (4, 15271875), (5, 12217500), (6, 10181250), (9, 6787500), (10, 6108750), (12, 5090625), (15, 4072500), (18, 3393750), (20, 3054375), (25, 2443500), (27, 2262500), (30, 2036250), (36, 1696875), (45, 1357500), (50, 1221750), (54, 1131250), (60, 1018125), (75, 814500), (90, 678750), (100, 610875), (108, 565625), (125, 488700), (135, 452500), (150, 407250), (180, 339375), (181, 337500), (225, 271500), (250, 244350), (270, 226250), (300, 203625), (362, 168750), (375, 162900), (450, 135750), (500, 122175), (540, 113125), (543, 112500), (625, 97740), (675, 90500), (724, 84375), (750, 81450), (900, 67875), (905, 67500), (1086, 56250), (1125, 54300), (1250, 48870), (1350, 45250), (1500, 40725), (1629, 37500), (1810, 33750), (1875, 32580), (2172, 28125), (2250, 27150), (2500, 24435), (2700, 22625), (2715, 22500), (3125, 19548), (3258, 18750), (3375, 18100), (3620, 16875), (3750, 16290), (4500, 13575), (4525, 13500), (4887, 12500), (5430, 11250), (5625, 10860), (6250, 9774), (6516, 9375), (6750, 9050), (7500, 8145)]