66292880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26731}}^1$

素因数の和:26775

約数の個数: 40

約数和(自身を含む): 159108864

約数和(自身を除く): 92815984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 26731, 53462, 106924, 133655, 213848, 267310, 427696, 534620, 828661, 1069240, 1657322, 2138480, 3314644, 4143305, 6629288, 8286610, 13258576, 16573220, 33146440, 66292880]

約数ペア:

[(1, 66292880), (2, 33146440), (4, 16573220), (5, 13258576), (8, 8286610), (10, 6629288), (16, 4143305), (20, 3314644), (31, 2138480), (40, 1657322), (62, 1069240), (80, 828661), (124, 534620), (155, 427696), (248, 267310), (310, 213848), (496, 133655), (620, 106924), (1240, 53462), (2480, 26731)]