77972455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{937}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 109408320

約数和(自身を除く): 31435865

約数列:

[1, 5, 11, 17, 55, 85, 89, 187, 445, 935, 937, 979, 1513, 4685, 4895, 7565, 10307, 15929, 16643, 51535, 79645, 83215, 83393, 175219, 416965, 876095, 917323, 1417681, 4586615, 7088405, 15594491, 77972455]

約数ペア:

[(1, 77972455), (5, 15594491), (11, 7088405), (17, 4586615), (55, 1417681), (85, 917323), (89, 876095), (187, 416965), (445, 175219), (935, 83393), (937, 83215), (979, 79645), (1513, 51535), (4685, 16643), (4895, 15929), (7565, 10307)]