65419984

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6563}}^1$

素因数の和:6667

約数の個数: 40

約数和(自身を含む): 146508480

約数和(自身を除く): 81088496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 6563, 9968, 13126, 26252, 45941, 52504, 91882, 105008, 183764, 367528, 584107, 735056, 1168214, 2336428, 4088749, 4672856, 8177498, 9345712, 16354996, 32709992, 65419984]

約数ペア:

[(1, 65419984), (2, 32709992), (4, 16354996), (7, 9345712), (8, 8177498), (14, 4672856), (16, 4088749), (28, 2336428), (56, 1168214), (89, 735056), (112, 584107), (178, 367528), (356, 183764), (623, 105008), (712, 91882), (1246, 52504), (1424, 45941), (2492, 26252), (4984, 13126), (6563, 9968)]