251182208

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1417

約数の個数: 64

約数和(自身を含む): 536203800

約数和(自身を除く): 285021592

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 89, 128, 136, 178, 272, 356, 544, 712, 1088, 1297, 1424, 1513, 2176, 2594, 2848, 3026, 5188, 5696, 6052, 10376, 11392, 12104, 20752, 22049, 24208, 41504, 44098, 48416, 83008, 88196, 96832, 115433, 166016, 176392, 193664, 230866, 352784, 461732, 705568, 923464, 1411136, 1846928, 1962361, 2822272, 3693856, 3924722, 7387712, 7849444, 14775424, 15698888, 31397776, 62795552, 125591104, 251182208]

約数ペア:

[(1, 251182208), (2, 125591104), (4, 62795552), (8, 31397776), (16, 15698888), (17, 14775424), (32, 7849444), (34, 7387712), (64, 3924722), (68, 3693856), (89, 2822272), (128, 1962361), (136, 1846928), (178, 1411136), (272, 923464), (356, 705568), (544, 461732), (712, 352784), (1088, 230866), (1297, 193664), (1424, 176392), (1513, 166016), (2176, 115433), (2594, 96832), (2848, 88196), (3026, 83008), (5188, 48416), (5696, 44098), (6052, 41504), (10376, 24208), (11392, 22049), (12104, 20752)]