80897580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5689}}^1$

素因数の和:5783

約数の個数: 72

約数和(自身を含む): 248539200

約数和(自身を除く): 167641620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 5689, 7110, 11378, 14220, 17067, 22756, 28445, 34134, 51201, 56890, 68268, 85335, 102402, 113780, 170670, 204804, 256005, 341340, 449431, 512010, 898862, 1024020, 1348293, 1797724, 2247155, 2696586, 4044879, 4494310, 5393172, 6741465, 8089758, 8988620, 13482930, 16179516, 20224395, 26965860, 40448790, 80897580]

約数ペア:

[(1, 80897580), (2, 40448790), (3, 26965860), (4, 20224395), (5, 16179516), (6, 13482930), (9, 8988620), (10, 8089758), (12, 6741465), (15, 5393172), (18, 4494310), (20, 4044879), (30, 2696586), (36, 2247155), (45, 1797724), (60, 1348293), (79, 1024020), (90, 898862), (158, 512010), (180, 449431), (237, 341340), (316, 256005), (395, 204804), (474, 170670), (711, 113780), (790, 102402), (948, 85335), (1185, 68268), (1422, 56890), (1580, 51201), (2370, 34134), (2844, 28445), (3555, 22756), (4740, 17067), (5689, 14220), (7110, 11378)]