51428250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 128

約数和(自身を含む): 150508800

約数和(自身を除く): 99080550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 27, 30, 38, 45, 50, 54, 57, 75, 90, 95, 114, 125, 135, 150, 171, 190, 225, 250, 270, 285, 342, 375, 401, 450, 475, 513, 570, 675, 750, 802, 855, 950, 1026, 1125, 1203, 1350, 1425, 1710, 2005, 2250, 2375, 2406, 2565, 2850, 3375, 3609, 4010, 4275, 4750, 5130, 6015, 6750, 7125, 7218, 7619, 8550, 10025, 10827, 12030, 12825, 14250, 15238, 18045, 20050, 21375, 21654, 22857, 25650, 30075, 36090, 38095, 42750, 45714, 50125, 54135, 60150, 64125, 68571, 76190, 90225, 100250, 108270, 114285, 128250, 137142, 150375, 180450, 190475, 205713, 228570, 270675, 300750, 342855, 380950, 411426, 451125, 541350, 571425, 685710, 902250, 952375, 1028565, 1142850, 1353375, 1714275, 1904750, 2057130, 2706750, 2857125, 3428550, 5142825, 5714250, 8571375, 10285650, 17142750, 25714125, 51428250]

約数ペア:

[(1, 51428250), (2, 25714125), (3, 17142750), (5, 10285650), (6, 8571375), (9, 5714250), (10, 5142825), (15, 3428550), (18, 2857125), (19, 2706750), (25, 2057130), (27, 1904750), (30, 1714275), (38, 1353375), (45, 1142850), (50, 1028565), (54, 952375), (57, 902250), (75, 685710), (90, 571425), (95, 541350), (114, 451125), (125, 411426), (135, 380950), (150, 342855), (171, 300750), (190, 270675), (225, 228570), (250, 205713), (270, 190475), (285, 180450), (342, 150375), (375, 137142), (401, 128250), (450, 114285), (475, 108270), (513, 100250), (570, 90225), (675, 76190), (750, 68571), (802, 64125), (855, 60150), (950, 54135), (1026, 50125), (1125, 45714), (1203, 42750), (1350, 38095), (1425, 36090), (1710, 30075), (2005, 25650), (2250, 22857), (2375, 21654), (2406, 21375), (2565, 20050), (2850, 18045), (3375, 15238), (3609, 14250), (4010, 12825), (4275, 12030), (4750, 10827), (5130, 10025), (6015, 8550), (6750, 7619), (7125, 7218)]