205650000

素因数分解:

$2^4\times 3^2\times 5^5\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 180

約数和(自身を含む): 720946044

約数和(自身を除く): 515296044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 457, 500, 600, 625, 720, 750, 900, 914, 1000, 1125, 1200, 1250, 1371, 1500, 1800, 1828, 1875, 2000, 2250, 2285, 2500, 2742, 3000, 3125, 3600, 3656, 3750, 4113, 4500, 4570, 5000, 5484, 5625, 6000, 6250, 6855, 7312, 7500, 8226, 9000, 9140, 9375, 10000, 10968, 11250, 11425, 12500, 13710, 15000, 16452, 18000, 18280, 18750, 20565, 21936, 22500, 22850, 25000, 27420, 28125, 30000, 32904, 34275, 36560, 37500, 41130, 45000, 45700, 50000, 54840, 56250, 57125, 65808, 68550, 75000, 82260, 90000, 91400, 102825, 109680, 112500, 114250, 137100, 150000, 164520, 171375, 182800, 205650, 225000, 228500, 274200, 285625, 329040, 342750, 411300, 450000, 457000, 514125, 548400, 571250, 685500, 822600, 856875, 914000, 1028250, 1142500, 1371000, 1428125, 1645200, 1713750, 2056500, 2285000, 2570625, 2742000, 2856250, 3427500, 4113000, 4284375, 4570000, 5141250, 5712500, 6855000, 8226000, 8568750, 10282500, 11425000, 12853125, 13710000, 17137500, 20565000, 22850000, 25706250, 34275000, 41130000, 51412500, 68550000, 102825000, 205650000]

約数ペア:

[(1, 205650000), (2, 102825000), (3, 68550000), (4, 51412500), (5, 41130000), (6, 34275000), (8, 25706250), (9, 22850000), (10, 20565000), (12, 17137500), (15, 13710000), (16, 12853125), (18, 11425000), (20, 10282500), (24, 8568750), (25, 8226000), (30, 6855000), (36, 5712500), (40, 5141250), (45, 4570000), (48, 4284375), (50, 4113000), (60, 3427500), (72, 2856250), (75, 2742000), (80, 2570625), (90, 2285000), (100, 2056500), (120, 1713750), (125, 1645200), (144, 1428125), (150, 1371000), (180, 1142500), (200, 1028250), (225, 914000), (240, 856875), (250, 822600), (300, 685500), (360, 571250), (375, 548400), (400, 514125), (450, 457000), (457, 450000), (500, 411300), (600, 342750), (625, 329040), (720, 285625), (750, 274200), (900, 228500), (914, 225000), (1000, 205650), (1125, 182800), (1200, 171375), (1250, 164520), (1371, 150000), (1500, 137100), (1800, 114250), (1828, 112500), (1875, 109680), (2000, 102825), (2250, 91400), (2285, 90000), (2500, 82260), (2742, 75000), (3000, 68550), (3125, 65808), (3600, 57125), (3656, 56250), (3750, 54840), (4113, 50000), (4500, 45700), (4570, 45000), (5000, 41130), (5484, 37500), (5625, 36560), (6000, 34275), (6250, 32904), (6855, 30000), (7312, 28125), (7500, 27420), (8226, 25000), (9000, 22850), (9140, 22500), (9375, 21936), (10000, 20565), (10968, 18750), (11250, 18280), (11425, 18000), (12500, 16452), (13710, 15000)]