25265240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 76446720

約数和(自身を除く): 51181480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 631, 715, 728, 770, 910, 1001, 1144, 1262, 1430, 1540, 1820, 2002, 2524, 2860, 3080, 3155, 3640, 4004, 4417, 5005, 5048, 5720, 6310, 6941, 8008, 8203, 8834, 10010, 12620, 13882, 16406, 17668, 20020, 22085, 25240, 27764, 32812, 34705, 35336, 40040, 41015, 44170, 48587, 55528, 57421, 65624, 69410, 82030, 88340, 90233, 97174, 114842, 138820, 164060, 176680, 180466, 194348, 229684, 242935, 277640, 287105, 328120, 360932, 388696, 451165, 459368, 485870, 574210, 631631, 721864, 902330, 971740, 1148420, 1263262, 1804660, 1943480, 2296840, 2526524, 3158155, 3609320, 5053048, 6316310, 12632620, 25265240]

約数ペア:

[(1, 25265240), (2, 12632620), (4, 6316310), (5, 5053048), (7, 3609320), (8, 3158155), (10, 2526524), (11, 2296840), (13, 1943480), (14, 1804660), (20, 1263262), (22, 1148420), (26, 971740), (28, 902330), (35, 721864), (40, 631631), (44, 574210), (52, 485870), (55, 459368), (56, 451165), (65, 388696), (70, 360932), (77, 328120), (88, 287105), (91, 277640), (104, 242935), (110, 229684), (130, 194348), (140, 180466), (143, 176680), (154, 164060), (182, 138820), (220, 114842), (260, 97174), (280, 90233), (286, 88340), (308, 82030), (364, 69410), (385, 65624), (440, 57421), (455, 55528), (520, 48587), (572, 44170), (616, 41015), (631, 40040), (715, 35336), (728, 34705), (770, 32812), (910, 27764), (1001, 25240), (1144, 22085), (1262, 20020), (1430, 17668), (1540, 16406), (1820, 13882), (2002, 12620), (2524, 10010), (2860, 8834), (3080, 8203), (3155, 8008), (3640, 6941), (4004, 6310), (4417, 5720), (5005, 5048)]