249853530140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1\times {\mathrm{8443}}^1$

素因数の和:8883

約数の個数: 96

約数和(自身を含む): 543377479680

約数和(自身を除く): 293523949540

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 151, 164, 205, 239, 302, 410, 478, 604, 755, 820, 956, 1195, 1510, 2390, 3020, 4780, 6191, 8443, 9799, 12382, 16886, 19598, 24764, 30955, 33772, 36089, 39196, 42215, 48995, 61910, 72178, 84430, 97990, 123820, 144356, 168860, 180445, 195980, 346163, 360890, 692326, 721780, 1274893, 1384652, 1479649, 1730815, 2017877, 2549786, 2959298, 3461630, 4035754, 5099572, 5918596, 6374465, 6923260, 7398245, 8071508, 10089385, 12748930, 14796490, 20178770, 25497860, 29592980, 40357540, 52270613, 82732957, 104541226, 165465914, 209082452, 261353065, 304699427, 330931828, 413664785, 522706130, 609398854, 827329570, 1045412260, 1218797708, 1523497135, 1654659140, 3046994270, 6093988540, 12492676507, 24985353014, 49970706028, 62463382535, 124926765070, 249853530140]

約数ペア:

[(1, 249853530140), (2, 124926765070), (4, 62463382535), (5, 49970706028), (10, 24985353014), (20, 12492676507), (41, 6093988540), (82, 3046994270), (151, 1654659140), (164, 1523497135), (205, 1218797708), (239, 1045412260), (302, 827329570), (410, 609398854), (478, 522706130), (604, 413664785), (755, 330931828), (820, 304699427), (956, 261353065), (1195, 209082452), (1510, 165465914), (2390, 104541226), (3020, 82732957), (4780, 52270613), (6191, 40357540), (8443, 29592980), (9799, 25497860), (12382, 20178770), (16886, 14796490), (19598, 12748930), (24764, 10089385), (30955, 8071508), (33772, 7398245), (36089, 6923260), (39196, 6374465), (42215, 5918596), (48995, 5099572), (61910, 4035754), (72178, 3461630), (84430, 2959298), (97990, 2549786), (123820, 2017877), (144356, 1730815), (168860, 1479649), (180445, 1384652), (195980, 1274893), (346163, 721780), (360890, 692326)]