80491712

素因数分解:

$2^6\times 7^2\times {\mathrm{25667}}^1$

素因数の和:25693

約数の個数: 42

約数和(自身を含む): 185810652

約数和(自身を除く): 105318940

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 25667, 51334, 102668, 179669, 205336, 359338, 410672, 718676, 821344, 1257683, 1437352, 1642688, 2515366, 2874704, 5030732, 5749408, 10061464, 11498816, 20122928, 40245856, 80491712]

約数ペア:

[(1, 80491712), (2, 40245856), (4, 20122928), (7, 11498816), (8, 10061464), (14, 5749408), (16, 5030732), (28, 2874704), (32, 2515366), (49, 1642688), (56, 1437352), (64, 1257683), (98, 821344), (112, 718676), (196, 410672), (224, 359338), (392, 205336), (448, 179669), (784, 102668), (1568, 51334), (3136, 25667)]