268202390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{9721}}^1$

素因数の和:9848

約数の個数: 32

約数和(自身を含む): 503988480

約数和(自身を除く): 235786090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 5518, 9721, 13795, 19442, 27590, 48605, 97210, 301351, 602702, 865169, 1506755, 1730338, 3013510, 4325845, 8651690, 26820239, 53640478, 134101195, 268202390]

約数ペア:

[(1, 268202390), (2, 134101195), (5, 53640478), (10, 26820239), (31, 8651690), (62, 4325845), (89, 3013510), (155, 1730338), (178, 1506755), (310, 865169), (445, 602702), (890, 301351), (2759, 97210), (5518, 48605), (9721, 27590), (13795, 19442)]