28702913510

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 52627221504

約数和(自身を除く): 23924307994

約数列:

[1, 2, 5, 10, 131, 233, 262, 271, 347, 466, 542, 655, 694, 1165, 1310, 1355, 1735, 2330, 2710, 3470, 30523, 35501, 45457, 61046, 63143, 71002, 80851, 90914, 94037, 126286, 152615, 161702, 177505, 188074, 227285, 305230, 315715, 355010, 404255, 454570, 470185, 631430, 808510, 940370, 8271733, 10591481, 12318847, 16543466, 21182962, 21910621, 24637694, 41358665, 43821242, 52957405, 61594235, 82717330, 105914810, 109553105, 123188470, 219106210, 2870291351, 5740582702, 14351456755, 28702913510]

約数ペア:

[(1, 28702913510), (2, 14351456755), (5, 5740582702), (10, 2870291351), (131, 219106210), (233, 123188470), (262, 109553105), (271, 105914810), (347, 82717330), (466, 61594235), (542, 52957405), (655, 43821242), (694, 41358665), (1165, 24637694), (1310, 21910621), (1355, 21182962), (1735, 16543466), (2330, 12318847), (2710, 10591481), (3470, 8271733), (30523, 940370), (35501, 808510), (45457, 631430), (61046, 470185), (63143, 454570), (71002, 404255), (80851, 355010), (90914, 315715), (94037, 305230), (126286, 227285), (152615, 188074), (161702, 177505)]