90277120

素因数分解:

$2^8\times 5^1\times {\mathrm{70529}}^1$

素因数の和:70550

約数の個数: 36

約数和(自身を含む): 216244980

約数和(自身を除く): 125967860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 70529, 141058, 282116, 352645, 564232, 705290, 1128464, 1410580, 2256928, 2821160, 4513856, 5642320, 9027712, 11284640, 18055424, 22569280, 45138560, 90277120]

約数ペア:

[(1, 90277120), (2, 45138560), (4, 22569280), (5, 18055424), (8, 11284640), (10, 9027712), (16, 5642320), (20, 4513856), (32, 2821160), (40, 2256928), (64, 1410580), (80, 1128464), (128, 705290), (160, 564232), (256, 352645), (320, 282116), (640, 141058), (1280, 70529)]