420860128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{3253}}^1$

素因数の和:3587

約数の個数: 48

約数和(自身を含む): 895448736

約数和(自身を除く): 474588608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 311, 416, 622, 1244, 2488, 3253, 4043, 4976, 6506, 8086, 9952, 13012, 16172, 26024, 32344, 42289, 52048, 64688, 84578, 104096, 129376, 169156, 338312, 676624, 1011683, 1353248, 2023366, 4046732, 8093464, 13151879, 16186928, 26303758, 32373856, 52607516, 105215032, 210430064, 420860128]

約数ペア:

[(1, 420860128), (2, 210430064), (4, 105215032), (8, 52607516), (13, 32373856), (16, 26303758), (26, 16186928), (32, 13151879), (52, 8093464), (104, 4046732), (208, 2023366), (311, 1353248), (416, 1011683), (622, 676624), (1244, 338312), (2488, 169156), (3253, 129376), (4043, 104096), (4976, 84578), (6506, 64688), (8086, 52048), (9952, 42289), (13012, 32344), (16172, 26024)]