25117840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 71352576

約数和(自身を除く): 46234736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 73, 80, 85, 88, 92, 110, 115, 136, 146, 170, 176, 184, 187, 220, 230, 253, 272, 292, 340, 365, 368, 374, 391, 440, 460, 506, 584, 680, 730, 748, 782, 803, 880, 920, 935, 1012, 1168, 1241, 1265, 1360, 1460, 1496, 1564, 1606, 1679, 1840, 1870, 1955, 2024, 2482, 2530, 2920, 2992, 3128, 3212, 3358, 3740, 3910, 4015, 4048, 4301, 4964, 5060, 5840, 6205, 6256, 6424, 6716, 7480, 7820, 8030, 8395, 8602, 9928, 10120, 12410, 12848, 13432, 13651, 14960, 15640, 16060, 16790, 17204, 18469, 19856, 20240, 21505, 24820, 26864, 27302, 28543, 31280, 32120, 33580, 34408, 36938, 43010, 49640, 54604, 57086, 64240, 67160, 68255, 68816, 73876, 86020, 92345, 99280, 109208, 114172, 134320, 136510, 142715, 147752, 172040, 184690, 218416, 228344, 273020, 285430, 295504, 313973, 344080, 369380, 456688, 546040, 570860, 627946, 738760, 1092080, 1141720, 1255892, 1477520, 1569865, 2283440, 2511784, 3139730, 5023568, 6279460, 12558920, 25117840]

約数ペア:

[(1, 25117840), (2, 12558920), (4, 6279460), (5, 5023568), (8, 3139730), (10, 2511784), (11, 2283440), (16, 1569865), (17, 1477520), (20, 1255892), (22, 1141720), (23, 1092080), (34, 738760), (40, 627946), (44, 570860), (46, 546040), (55, 456688), (68, 369380), (73, 344080), (80, 313973), (85, 295504), (88, 285430), (92, 273020), (110, 228344), (115, 218416), (136, 184690), (146, 172040), (170, 147752), (176, 142715), (184, 136510), (187, 134320), (220, 114172), (230, 109208), (253, 99280), (272, 92345), (292, 86020), (340, 73876), (365, 68816), (368, 68255), (374, 67160), (391, 64240), (440, 57086), (460, 54604), (506, 49640), (584, 43010), (680, 36938), (730, 34408), (748, 33580), (782, 32120), (803, 31280), (880, 28543), (920, 27302), (935, 26864), (1012, 24820), (1168, 21505), (1241, 20240), (1265, 19856), (1360, 18469), (1460, 17204), (1496, 16790), (1564, 16060), (1606, 15640), (1679, 14960), (1840, 13651), (1870, 13432), (1955, 12848), (2024, 12410), (2482, 10120), (2530, 9928), (2920, 8602), (2992, 8395), (3128, 8030), (3212, 7820), (3358, 7480), (3740, 6716), (3910, 6424), (4015, 6256), (4048, 6205), (4301, 5840), (4964, 5060)]