78400984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{316133}}^1$

素因数の和:316170

約数の個数: 16

約数和(自身を含む): 151744320

約数和(自身を除く): 73343336

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 316133, 632266, 1264532, 2529064, 9800123, 19600246, 39200492, 78400984]

約数ペア:

[(1, 78400984), (2, 39200492), (4, 19600246), (8, 9800123), (31, 2529064), (62, 1264532), (124, 632266), (248, 316133)]