78542516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 163586304

約数和(自身を除く): 85043788

約数列:

[1, 2, 4, 13, 17, 23, 26, 34, 46, 52, 68, 92, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 3863, 5083, 7726, 10166, 15452, 20332, 50219, 65671, 88849, 100438, 131342, 177698, 200876, 262684, 355396, 853723, 1155037, 1510433, 1707446, 2310074, 3020866, 3414892, 4620148, 6041732, 19635629, 39271258, 78542516]

約数ペア:

[(1, 78542516), (2, 39271258), (4, 19635629), (13, 6041732), (17, 4620148), (23, 3414892), (26, 3020866), (34, 2310074), (46, 1707446), (52, 1510433), (68, 1155037), (92, 853723), (221, 355396), (299, 262684), (391, 200876), (442, 177698), (598, 131342), (782, 100438), (884, 88849), (1196, 65671), (1564, 50219), (3863, 20332), (5083, 15452), (7726, 10166)]