16821334075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2579}}^1$

素因数の和:2717

約数の個数: 96

約数和(自身を含む): 26658293760

約数和(自身を除く): 9836959685

約数列:

[1, 5, 7, 13, 25, 35, 47, 61, 65, 91, 175, 235, 305, 325, 329, 427, 455, 611, 793, 1175, 1525, 1645, 2135, 2275, 2579, 2867, 3055, 3965, 4277, 5551, 8225, 10675, 12895, 14335, 15275, 18053, 19825, 20069, 21385, 27755, 33527, 37271, 64475, 71675, 90265, 100345, 106925, 121213, 138775, 157319, 167635, 186355, 234689, 260897, 451325, 501725, 606065, 786595, 838175, 848491, 931775, 1101233, 1173445, 1304485, 1575769, 2045147, 3030325, 3932975, 4242455, 5506165, 5867225, 6522425, 7393993, 7878845, 10225735, 11030383, 14316029, 21212275, 27530825, 36969965, 39394225, 51128675, 51757951, 55151915, 71580145, 96121909, 184849825, 258789755, 275759575, 357900725, 480609545, 672853363, 1293948775, 2403047725, 3364266815, 16821334075]

約数ペア:

[(1, 16821334075), (5, 3364266815), (7, 2403047725), (13, 1293948775), (25, 672853363), (35, 480609545), (47, 357900725), (61, 275759575), (65, 258789755), (91, 184849825), (175, 96121909), (235, 71580145), (305, 55151915), (325, 51757951), (329, 51128675), (427, 39394225), (455, 36969965), (611, 27530825), (793, 21212275), (1175, 14316029), (1525, 11030383), (1645, 10225735), (2135, 7878845), (2275, 7393993), (2579, 6522425), (2867, 5867225), (3055, 5506165), (3965, 4242455), (4277, 3932975), (5551, 3030325), (8225, 2045147), (10675, 1575769), (12895, 1304485), (14335, 1173445), (15275, 1101233), (18053, 931775), (19825, 848491), (20069, 838175), (21385, 786595), (27755, 606065), (33527, 501725), (37271, 451325), (64475, 260897), (71675, 234689), (90265, 186355), (100345, 167635), (106925, 157319), (121213, 138775)]