20121310000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{182921}}^1$

素因数の和:182960

約数の個数: 100

約数和(自身を含む): 53144694504

約数和(自身を除く): 33023384504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 625, 880, 1000, 1100, 1250, 1375, 2000, 2200, 2500, 2750, 4400, 5000, 5500, 6875, 10000, 11000, 13750, 22000, 27500, 55000, 110000, 182921, 365842, 731684, 914605, 1463368, 1829210, 2012131, 2926736, 3658420, 4024262, 4573025, 7316840, 8048524, 9146050, 10060655, 14633680, 16097048, 18292100, 20121310, 22865125, 32194096, 36584200, 40242620, 45730250, 50303275, 73168400, 80485240, 91460500, 100606550, 114325625, 160970480, 182921000, 201213100, 228651250, 251516375, 365842000, 402426200, 457302500, 503032750, 804852400, 914605000, 1006065500, 1257581875, 1829210000, 2012131000, 2515163750, 4024262000, 5030327500, 10060655000, 20121310000]

約数ペア:

[(1, 20121310000), (2, 10060655000), (4, 5030327500), (5, 4024262000), (8, 2515163750), (10, 2012131000), (11, 1829210000), (16, 1257581875), (20, 1006065500), (22, 914605000), (25, 804852400), (40, 503032750), (44, 457302500), (50, 402426200), (55, 365842000), (80, 251516375), (88, 228651250), (100, 201213100), (110, 182921000), (125, 160970480), (176, 114325625), (200, 100606550), (220, 91460500), (250, 80485240), (275, 73168400), (400, 50303275), (440, 45730250), (500, 40242620), (550, 36584200), (625, 32194096), (880, 22865125), (1000, 20121310), (1100, 18292100), (1250, 16097048), (1375, 14633680), (2000, 10060655), (2200, 9146050), (2500, 8048524), (2750, 7316840), (4400, 4573025), (5000, 4024262), (5500, 3658420), (6875, 2926736), (10000, 2012131), (11000, 1829210), (13750, 1463368), (22000, 914605), (27500, 731684), (55000, 365842), (110000, 182921)]