78880708

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{67}}^2\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 36

約数和(自身を含む): 146990592

約数和(自身を除く): 68109884

約数列:

[1, 2, 4, 23, 46, 67, 92, 134, 191, 268, 382, 764, 1541, 3082, 4393, 4489, 6164, 8786, 8978, 12797, 17572, 17956, 25594, 51188, 103247, 206494, 294331, 412988, 588662, 857399, 1177324, 1714798, 3429596, 19720177, 39440354, 78880708]

約数ペア:

[(1, 78880708), (2, 39440354), (4, 19720177), (23, 3429596), (46, 1714798), (67, 1177324), (92, 857399), (134, 588662), (191, 412988), (268, 294331), (382, 206494), (764, 103247), (1541, 51188), (3082, 25594), (4393, 17956), (4489, 17572), (6164, 12797), (8786, 8978)]