81972344

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1877}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 158202720

約数和(自身を除く): 76230376

約数列:

[1, 2, 4, 8, 53, 103, 106, 206, 212, 412, 424, 824, 1877, 3754, 5459, 7508, 10918, 15016, 21836, 43672, 99481, 193331, 198962, 386662, 397924, 773324, 795848, 1546648, 10246543, 20493086, 40986172, 81972344]

約数ペア:

[(1, 81972344), (2, 40986172), (4, 20493086), (8, 10246543), (53, 1546648), (103, 795848), (106, 773324), (206, 397924), (212, 386662), (412, 198962), (424, 193331), (824, 99481), (1877, 43672), (3754, 21836), (5459, 15016), (7508, 10918)]