25857480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1075

約数の個数: 128

約数和(自身を含む): 89164800

約数和(自身を除く): 63307320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1031, 1045, 1140, 1254, 1320, 1672, 2062, 2090, 2280, 2508, 3093, 3135, 4124, 4180, 5016, 5155, 6186, 6270, 8248, 8360, 10310, 11341, 12372, 12540, 15465, 19589, 20620, 22682, 24744, 25080, 30930, 34023, 39178, 41240, 45364, 56705, 58767, 61860, 68046, 78356, 90728, 97945, 113410, 117534, 123720, 136092, 156712, 170115, 195890, 215479, 226820, 235068, 272184, 293835, 340230, 391780, 430958, 453640, 470136, 587670, 646437, 680460, 783560, 861916, 1077395, 1175340, 1292874, 1360920, 1723832, 2154790, 2350680, 2585748, 3232185, 4309580, 5171496, 6464370, 8619160, 12928740, 25857480]

約数ペア:

[(1, 25857480), (2, 12928740), (3, 8619160), (4, 6464370), (5, 5171496), (6, 4309580), (8, 3232185), (10, 2585748), (11, 2350680), (12, 2154790), (15, 1723832), (19, 1360920), (20, 1292874), (22, 1175340), (24, 1077395), (30, 861916), (33, 783560), (38, 680460), (40, 646437), (44, 587670), (55, 470136), (57, 453640), (60, 430958), (66, 391780), (76, 340230), (88, 293835), (95, 272184), (110, 235068), (114, 226820), (120, 215479), (132, 195890), (152, 170115), (165, 156712), (190, 136092), (209, 123720), (220, 117534), (228, 113410), (264, 97945), (285, 90728), (330, 78356), (380, 68046), (418, 61860), (440, 58767), (456, 56705), (570, 45364), (627, 41240), (660, 39178), (760, 34023), (836, 30930), (1031, 25080), (1045, 24744), (1140, 22682), (1254, 20620), (1320, 19589), (1672, 15465), (2062, 12540), (2090, 12372), (2280, 11341), (2508, 10310), (3093, 8360), (3135, 8248), (4124, 6270), (4180, 6186), (5016, 5155)]