249205000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 668036160

約数和(自身を除く): 418831160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 88, 92, 100, 110, 115, 125, 184, 197, 200, 220, 230, 250, 253, 275, 394, 440, 460, 500, 506, 550, 575, 625, 788, 920, 985, 1000, 1012, 1100, 1150, 1250, 1265, 1375, 1576, 1970, 2024, 2167, 2200, 2300, 2500, 2530, 2750, 2875, 3940, 4334, 4531, 4600, 4925, 5000, 5060, 5500, 5750, 6325, 6875, 7880, 8668, 9062, 9850, 10120, 10835, 11000, 11500, 12650, 13750, 14375, 17336, 18124, 19700, 21670, 22655, 23000, 24625, 25300, 27500, 28750, 31625, 36248, 39400, 43340, 45310, 49250, 49841, 50600, 54175, 55000, 57500, 63250, 86680, 90620, 98500, 99682, 108350, 113275, 115000, 123125, 126500, 158125, 181240, 197000, 199364, 216700, 226550, 246250, 249205, 253000, 270875, 316250, 398728, 433400, 453100, 492500, 498410, 541750, 566375, 632500, 906200, 985000, 996820, 1083500, 1132750, 1246025, 1265000, 1354375, 1993640, 2167000, 2265500, 2492050, 2708750, 2831875, 4531000, 4984100, 5417500, 5663750, 6230125, 9968200, 10835000, 11327500, 12460250, 22655000, 24920500, 31150625, 49841000, 62301250, 124602500, 249205000]

約数ペア:

[(1, 249205000), (2, 124602500), (4, 62301250), (5, 49841000), (8, 31150625), (10, 24920500), (11, 22655000), (20, 12460250), (22, 11327500), (23, 10835000), (25, 9968200), (40, 6230125), (44, 5663750), (46, 5417500), (50, 4984100), (55, 4531000), (88, 2831875), (92, 2708750), (100, 2492050), (110, 2265500), (115, 2167000), (125, 1993640), (184, 1354375), (197, 1265000), (200, 1246025), (220, 1132750), (230, 1083500), (250, 996820), (253, 985000), (275, 906200), (394, 632500), (440, 566375), (460, 541750), (500, 498410), (506, 492500), (550, 453100), (575, 433400), (625, 398728), (788, 316250), (920, 270875), (985, 253000), (1000, 249205), (1012, 246250), (1100, 226550), (1150, 216700), (1250, 199364), (1265, 197000), (1375, 181240), (1576, 158125), (1970, 126500), (2024, 123125), (2167, 115000), (2200, 113275), (2300, 108350), (2500, 99682), (2530, 98500), (2750, 90620), (2875, 86680), (3940, 63250), (4334, 57500), (4531, 55000), (4600, 54175), (4925, 50600), (5000, 49841), (5060, 49250), (5500, 45310), (5750, 43340), (6325, 39400), (6875, 36248), (7880, 31625), (8668, 28750), (9062, 27500), (9850, 25300), (10120, 24625), (10835, 23000), (11000, 22655), (11500, 21670), (12650, 19700), (13750, 18124), (14375, 17336)]