249976255

素因数分解:

$5^1\times {\mathrm{19}}^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 326842560

約数和(自身を除く): 76866305

約数列:

[1, 5, 19, 37, 95, 185, 197, 361, 703, 985, 1805, 3515, 3743, 6859, 7289, 13357, 18715, 34295, 36445, 66785, 71117, 138491, 253783, 355585, 692455, 1268915, 1351223, 2631329, 6756115, 13156645, 49995251, 249976255]

約数ペア:

[(1, 249976255), (5, 49995251), (19, 13156645), (37, 6756115), (95, 2631329), (185, 1351223), (197, 1268915), (361, 692455), (703, 355585), (985, 253783), (1805, 138491), (3515, 71117), (3743, 66785), (6859, 36445), (7289, 34295), (13357, 18715)]