80017680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9011}}^1$

素因数の和:9064

約数の個数: 80

約数和(自身を含む): 254787264

約数和(自身を除く): 174769584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 9011, 18022, 27033, 36044, 45055, 54066, 72088, 90110, 108132, 135165, 144176, 180220, 216264, 270330, 333407, 360440, 432528, 540660, 666814, 720880, 1000221, 1081320, 1333628, 1667035, 2000442, 2162640, 2667256, 3334070, 4000884, 5001105, 5334512, 6668140, 8001768, 10002210, 13336280, 16003536, 20004420, 26672560, 40008840, 80017680]

約数ペア:

[(1, 80017680), (2, 40008840), (3, 26672560), (4, 20004420), (5, 16003536), (6, 13336280), (8, 10002210), (10, 8001768), (12, 6668140), (15, 5334512), (16, 5001105), (20, 4000884), (24, 3334070), (30, 2667256), (37, 2162640), (40, 2000442), (48, 1667035), (60, 1333628), (74, 1081320), (80, 1000221), (111, 720880), (120, 666814), (148, 540660), (185, 432528), (222, 360440), (240, 333407), (296, 270330), (370, 216264), (444, 180220), (555, 144176), (592, 135165), (740, 108132), (888, 90110), (1110, 72088), (1480, 54066), (1776, 45055), (2220, 36044), (2960, 27033), (4440, 18022), (8880, 9011)]