205715071870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{325411}}^1$

素因数の和:326257

約数の個数: 64

約数和(自身を含む): 462220411392

約数和(自身を除く): 256505339522

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 821, 1642, 4105, 5747, 8210, 9031, 11494, 18062, 28735, 45155, 57470, 63217, 90310, 126434, 316085, 325411, 632170, 650822, 1627055, 2277877, 3254110, 3579521, 4555754, 7159042, 11389385, 17897605, 22778770, 25056647, 35795210, 50113294, 125283235, 250566470, 267162431, 534324862, 1335812155, 1870137017, 2671624310, 2938786741, 3740274034, 5877573482, 9350685085, 14693933705, 18701370170, 20571507187, 29387867410, 41143014374, 102857535935, 205715071870]

約数ペア:

[(1, 205715071870), (2, 102857535935), (5, 41143014374), (7, 29387867410), (10, 20571507187), (11, 18701370170), (14, 14693933705), (22, 9350685085), (35, 5877573482), (55, 3740274034), (70, 2938786741), (77, 2671624310), (110, 1870137017), (154, 1335812155), (385, 534324862), (770, 267162431), (821, 250566470), (1642, 125283235), (4105, 50113294), (5747, 35795210), (8210, 25056647), (9031, 22778770), (11494, 17897605), (18062, 11389385), (28735, 7159042), (45155, 4555754), (57470, 3579521), (63217, 3254110), (90310, 2277877), (126434, 1627055), (316085, 650822), (325411, 632170)]