25849880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 72230400

約数和(自身を除く): 46380520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 43, 56, 70, 76, 86, 95, 113, 133, 140, 152, 172, 190, 215, 226, 266, 280, 301, 344, 380, 430, 452, 532, 565, 602, 665, 760, 791, 817, 860, 904, 1064, 1130, 1204, 1330, 1505, 1582, 1634, 1720, 2147, 2260, 2408, 2660, 3010, 3164, 3268, 3955, 4085, 4294, 4520, 4859, 5320, 5719, 6020, 6328, 6536, 7910, 8170, 8588, 9718, 10735, 11438, 12040, 15029, 15820, 16340, 17176, 19436, 21470, 22876, 24295, 28595, 30058, 31640, 32680, 34013, 38872, 42940, 45752, 48590, 57190, 60116, 68026, 75145, 85880, 92321, 97180, 114380, 120232, 136052, 150290, 170065, 184642, 194360, 228760, 272104, 300580, 340130, 369284, 461605, 601160, 646247, 680260, 738568, 923210, 1292494, 1360520, 1846420, 2584988, 3231235, 3692840, 5169976, 6462470, 12924940, 25849880]

約数ペア:

[(1, 25849880), (2, 12924940), (4, 6462470), (5, 5169976), (7, 3692840), (8, 3231235), (10, 2584988), (14, 1846420), (19, 1360520), (20, 1292494), (28, 923210), (35, 738568), (38, 680260), (40, 646247), (43, 601160), (56, 461605), (70, 369284), (76, 340130), (86, 300580), (95, 272104), (113, 228760), (133, 194360), (140, 184642), (152, 170065), (172, 150290), (190, 136052), (215, 120232), (226, 114380), (266, 97180), (280, 92321), (301, 85880), (344, 75145), (380, 68026), (430, 60116), (452, 57190), (532, 48590), (565, 45752), (602, 42940), (665, 38872), (760, 34013), (791, 32680), (817, 31640), (860, 30058), (904, 28595), (1064, 24295), (1130, 22876), (1204, 21470), (1330, 19436), (1505, 17176), (1582, 16340), (1634, 15820), (1720, 15029), (2147, 12040), (2260, 11438), (2408, 10735), (2660, 9718), (3010, 8588), (3164, 8170), (3268, 7910), (3955, 6536), (4085, 6328), (4294, 6020), (4520, 5719), (4859, 5320)]