177016820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{5387}}^1$

素因数の和:5480

約数の個数: 48

約数和(自身を含む): 391039488

約数和(自身を除く): 214022668

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 1060, 1643, 3286, 5387, 6572, 8215, 10774, 16430, 21548, 26935, 32860, 53870, 107740, 166997, 285511, 333994, 571022, 667988, 834985, 1142044, 1427555, 1669970, 2855110, 3339940, 5710220, 8850841, 17701682, 35403364, 44254205, 88508410, 177016820]

約数ペア:

[(1, 177016820), (2, 88508410), (4, 44254205), (5, 35403364), (10, 17701682), (20, 8850841), (31, 5710220), (53, 3339940), (62, 2855110), (106, 1669970), (124, 1427555), (155, 1142044), (212, 834985), (265, 667988), (310, 571022), (530, 333994), (620, 285511), (1060, 166997), (1643, 107740), (3286, 53870), (5387, 32860), (6572, 26935), (8215, 21548), (10774, 16430)]