71687770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 162176256

約数和(自身を除く): 90488486

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 157, 314, 385, 593, 770, 785, 1099, 1186, 1570, 1727, 2198, 2965, 3454, 4151, 5495, 5930, 6523, 8302, 8635, 10990, 12089, 13046, 17270, 20755, 24178, 32615, 41510, 45661, 60445, 65230, 91322, 93101, 120890, 186202, 228305, 456610, 465505, 651707, 931010, 1024111, 1303414, 2048222, 3258535, 5120555, 6517070, 7168777, 10241110, 14337554, 35843885, 71687770]

約数ペア:

[(1, 71687770), (2, 35843885), (5, 14337554), (7, 10241110), (10, 7168777), (11, 6517070), (14, 5120555), (22, 3258535), (35, 2048222), (55, 1303414), (70, 1024111), (77, 931010), (110, 651707), (154, 465505), (157, 456610), (314, 228305), (385, 186202), (593, 120890), (770, 93101), (785, 91322), (1099, 65230), (1186, 60445), (1570, 45661), (1727, 41510), (2198, 32615), (2965, 24178), (3454, 20755), (4151, 17270), (5495, 13046), (5930, 12089), (6523, 10990), (8302, 8635)]