280807712

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{983}}^1$

素因数の和:1185

約数の個数: 48

約数和(自身を含む): 565367040

約数和(自身を除く): 284559328

約数列:

[1, 2, 4, 8, 16, 32, 79, 113, 158, 226, 316, 452, 632, 904, 983, 1264, 1808, 1966, 2528, 3616, 3932, 7864, 8927, 15728, 17854, 31456, 35708, 71416, 77657, 111079, 142832, 155314, 222158, 285664, 310628, 444316, 621256, 888632, 1242512, 1777264, 2485024, 3554528, 8775241, 17550482, 35100964, 70201928, 140403856, 280807712]

約数ペア:

[(1, 280807712), (2, 140403856), (4, 70201928), (8, 35100964), (16, 17550482), (32, 8775241), (79, 3554528), (113, 2485024), (158, 1777264), (226, 1242512), (316, 888632), (452, 621256), (632, 444316), (904, 310628), (983, 285664), (1264, 222158), (1808, 155314), (1966, 142832), (2528, 111079), (3616, 77657), (3932, 71416), (7864, 35708), (8927, 31456), (15728, 17854)]