131825200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:383

約数の個数: 120

約数和(自身を含む): 345821616

約数和(自身を除く): 213996416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 101, 104, 130, 200, 202, 208, 251, 260, 325, 400, 404, 502, 505, 520, 650, 808, 1004, 1010, 1040, 1255, 1300, 1313, 1616, 2008, 2020, 2510, 2525, 2600, 2626, 3263, 4016, 4040, 5020, 5050, 5200, 5252, 6275, 6526, 6565, 8080, 10040, 10100, 10504, 12550, 13052, 13130, 16315, 20080, 20200, 21008, 25100, 25351, 26104, 26260, 32630, 32825, 40400, 50200, 50702, 52208, 52520, 65260, 65650, 81575, 100400, 101404, 105040, 126755, 130520, 131300, 163150, 202808, 253510, 261040, 262600, 326300, 329563, 405616, 507020, 525200, 633775, 652600, 659126, 1014040, 1267550, 1305200, 1318252, 1647815, 2028080, 2535100, 2636504, 3295630, 5070200, 5273008, 6591260, 8239075, 10140400, 13182520, 16478150, 26365040, 32956300, 65912600, 131825200]

約数ペア:

[(1, 131825200), (2, 65912600), (4, 32956300), (5, 26365040), (8, 16478150), (10, 13182520), (13, 10140400), (16, 8239075), (20, 6591260), (25, 5273008), (26, 5070200), (40, 3295630), (50, 2636504), (52, 2535100), (65, 2028080), (80, 1647815), (100, 1318252), (101, 1305200), (104, 1267550), (130, 1014040), (200, 659126), (202, 652600), (208, 633775), (251, 525200), (260, 507020), (325, 405616), (400, 329563), (404, 326300), (502, 262600), (505, 261040), (520, 253510), (650, 202808), (808, 163150), (1004, 131300), (1010, 130520), (1040, 126755), (1255, 105040), (1300, 101404), (1313, 100400), (1616, 81575), (2008, 65650), (2020, 65260), (2510, 52520), (2525, 52208), (2600, 50702), (2626, 50200), (3263, 40400), (4016, 32825), (4040, 32630), (5020, 26260), (5050, 26104), (5200, 25351), (5252, 25100), (6275, 21008), (6526, 20200), (6565, 20080), (8080, 16315), (10040, 13130), (10100, 13052), (10504, 12550)]