90201280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21683}}^1$

素因数の和:21713

約数の個数: 56

約数和(自身を含む): 231324912

約数和(自身を除く): 141123632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21683, 43366, 86732, 108415, 173464, 216830, 281879, 346928, 433660, 563758, 693856, 867320, 1127516, 1387712, 1409395, 1734640, 2255032, 2818790, 3469280, 4510064, 5637580, 6938560, 9020128, 11275160, 18040256, 22550320, 45100640, 90201280]

約数ペア:

[(1, 90201280), (2, 45100640), (4, 22550320), (5, 18040256), (8, 11275160), (10, 9020128), (13, 6938560), (16, 5637580), (20, 4510064), (26, 3469280), (32, 2818790), (40, 2255032), (52, 1734640), (64, 1409395), (65, 1387712), (80, 1127516), (104, 867320), (130, 693856), (160, 563758), (208, 433660), (260, 346928), (320, 281879), (416, 216830), (520, 173464), (832, 108415), (1040, 86732), (2080, 43366), (4160, 21683)]