669487688

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{33461}}^1$

素因数の和:33569

約数の個数: 32

約数和(自身を含む): 1307025720

約数和(自身を除く): 637538032

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 2501, 5002, 10004, 20008, 33461, 66922, 133844, 267688, 1371901, 2041121, 2743802, 4082242, 5487604, 8164484, 10975208, 16328968, 83685961, 167371922, 334743844, 669487688]

約数ペア:

[(1, 669487688), (2, 334743844), (4, 167371922), (8, 83685961), (41, 16328968), (61, 10975208), (82, 8164484), (122, 5487604), (164, 4082242), (244, 2743802), (328, 2041121), (488, 1371901), (2501, 267688), (5002, 133844), (10004, 66922), (20008, 33461)]