80653636

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{613}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 167243776

約数和(自身を除く): 86590140

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 127, 148, 254, 259, 508, 518, 613, 889, 1036, 1226, 1778, 2452, 3556, 4291, 4699, 8582, 9398, 17164, 18796, 22681, 32893, 45362, 65786, 77851, 90724, 131572, 155702, 158767, 311404, 317534, 544957, 635068, 1089914, 2179828, 2880487, 5760974, 11521948, 20163409, 40326818, 80653636]

約数ペア:

[(1, 80653636), (2, 40326818), (4, 20163409), (7, 11521948), (14, 5760974), (28, 2880487), (37, 2179828), (74, 1089914), (127, 635068), (148, 544957), (254, 317534), (259, 311404), (508, 158767), (518, 155702), (613, 131572), (889, 90724), (1036, 77851), (1226, 65786), (1778, 45362), (2452, 32893), (3556, 22681), (4291, 18796), (4699, 17164), (8582, 9398)]