69280000

素因数分解:

$2^8\times 5^4\times {\mathrm{433}}^1$

素因数の和:469

約数の個数: 90

約数和(自身を含む): 173205494

約数和(自身を除く): 103925494

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 433, 500, 625, 640, 800, 866, 1000, 1250, 1280, 1600, 1732, 2000, 2165, 2500, 3200, 3464, 4000, 4330, 5000, 6400, 6928, 8000, 8660, 10000, 10825, 13856, 16000, 17320, 20000, 21650, 27712, 32000, 34640, 40000, 43300, 54125, 55424, 69280, 80000, 86600, 108250, 110848, 138560, 160000, 173200, 216500, 270625, 277120, 346400, 433000, 541250, 554240, 692800, 866000, 1082500, 1385600, 1732000, 2165000, 2771200, 3464000, 4330000, 6928000, 8660000, 13856000, 17320000, 34640000, 69280000]

約数ペア:

[(1, 69280000), (2, 34640000), (4, 17320000), (5, 13856000), (8, 8660000), (10, 6928000), (16, 4330000), (20, 3464000), (25, 2771200), (32, 2165000), (40, 1732000), (50, 1385600), (64, 1082500), (80, 866000), (100, 692800), (125, 554240), (128, 541250), (160, 433000), (200, 346400), (250, 277120), (256, 270625), (320, 216500), (400, 173200), (433, 160000), (500, 138560), (625, 110848), (640, 108250), (800, 86600), (866, 80000), (1000, 69280), (1250, 55424), (1280, 54125), (1600, 43300), (1732, 40000), (2000, 34640), (2165, 32000), (2500, 27712), (3200, 21650), (3464, 20000), (4000, 17320), (4330, 16000), (5000, 13856), (6400, 10825), (6928, 10000), (8000, 8660)]