25308560

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 61710336

約数和(自身を除く): 36401776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 53, 80, 94, 106, 127, 188, 212, 235, 254, 265, 376, 424, 470, 508, 530, 635, 752, 848, 940, 1016, 1060, 1270, 1880, 2032, 2120, 2491, 2540, 3760, 4240, 4982, 5080, 5969, 6731, 9964, 10160, 11938, 12455, 13462, 19928, 23876, 24910, 26924, 29845, 33655, 39856, 47752, 49820, 53848, 59690, 67310, 95504, 99640, 107696, 119380, 134620, 199280, 238760, 269240, 316357, 477520, 538480, 632714, 1265428, 1581785, 2530856, 3163570, 5061712, 6327140, 12654280, 25308560]

約数ペア:

[(1, 25308560), (2, 12654280), (4, 6327140), (5, 5061712), (8, 3163570), (10, 2530856), (16, 1581785), (20, 1265428), (40, 632714), (47, 538480), (53, 477520), (80, 316357), (94, 269240), (106, 238760), (127, 199280), (188, 134620), (212, 119380), (235, 107696), (254, 99640), (265, 95504), (376, 67310), (424, 59690), (470, 53848), (508, 49820), (530, 47752), (635, 39856), (752, 33655), (848, 29845), (940, 26924), (1016, 24910), (1060, 23876), (1270, 19928), (1880, 13462), (2032, 12455), (2120, 11938), (2491, 10160), (2540, 9964), (3760, 6731), (4240, 5969), (4982, 5080)]