505622896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 1048250368

約数和(自身を除く): 542627472

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 151, 157, 172, 248, 302, 314, 344, 496, 604, 628, 688, 1208, 1256, 1333, 2416, 2512, 2666, 4681, 4867, 5332, 6493, 6751, 9362, 9734, 10664, 12986, 13502, 18724, 19468, 21328, 23707, 25972, 27004, 37448, 38936, 47414, 51944, 54008, 74896, 77872, 94828, 103888, 108016, 189656, 201283, 209281, 379312, 402566, 418562, 734917, 805132, 837124, 1019401, 1469834, 1610264, 1674248, 2038802, 2939668, 3220528, 3348496, 4077604, 5879336, 8155208, 11758672, 16310416, 31601431, 63202862, 126405724, 252811448, 505622896]

約数ペア:

[(1, 505622896), (2, 252811448), (4, 126405724), (8, 63202862), (16, 31601431), (31, 16310416), (43, 11758672), (62, 8155208), (86, 5879336), (124, 4077604), (151, 3348496), (157, 3220528), (172, 2939668), (248, 2038802), (302, 1674248), (314, 1610264), (344, 1469834), (496, 1019401), (604, 837124), (628, 805132), (688, 734917), (1208, 418562), (1256, 402566), (1333, 379312), (2416, 209281), (2512, 201283), (2666, 189656), (4681, 108016), (4867, 103888), (5332, 94828), (6493, 77872), (6751, 74896), (9362, 54008), (9734, 51944), (10664, 47414), (12986, 38936), (13502, 37448), (18724, 27004), (19468, 25972), (21328, 23707)]