780377248

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{204931}}^1$

素因数の和:204965

約数の個数: 48

約数和(自身を含む): 1859143104

約数和(自身を除く): 1078765856

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 204931, 409862, 819724, 1434517, 1639448, 2869034, 3278896, 3483827, 5738068, 6557792, 6967654, 11476136, 13935308, 22952272, 24386789, 27870616, 45904544, 48773578, 55741232, 97547156, 111482464, 195094312, 390188624, 780377248]

約数ペア:

[(1, 780377248), (2, 390188624), (4, 195094312), (7, 111482464), (8, 97547156), (14, 55741232), (16, 48773578), (17, 45904544), (28, 27870616), (32, 24386789), (34, 22952272), (56, 13935308), (68, 11476136), (112, 6967654), (119, 6557792), (136, 5738068), (224, 3483827), (238, 3278896), (272, 2869034), (476, 1639448), (544, 1434517), (952, 819724), (1904, 409862), (3808, 204931)]