78454490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{14887}}^1$

素因数の和:14942

約数の個数: 32

約数和(自身を含む): 154358784

約数和(自身を除く): 75904294

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 14887, 29774, 74435, 148870, 253079, 461497, 506158, 922994, 1265395, 2307485, 2530790, 4614970, 7845449, 15690898, 39227245, 78454490]

約数ペア:

[(1, 78454490), (2, 39227245), (5, 15690898), (10, 7845449), (17, 4614970), (31, 2530790), (34, 2307485), (62, 1265395), (85, 922994), (155, 506158), (170, 461497), (310, 253079), (527, 148870), (1054, 74435), (2635, 29774), (5270, 14887)]