215565584

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2812

約数の個数: 60

約数和(自身を含む): 468022500

約数和(自身を除く): 252456916

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 169, 208, 232, 338, 377, 464, 676, 754, 1352, 1508, 2704, 2749, 3016, 4901, 5498, 6032, 9802, 10996, 19604, 21992, 35737, 39208, 43984, 71474, 78416, 79721, 142948, 159442, 285896, 318884, 464581, 571792, 637768, 929162, 1036373, 1275536, 1858324, 2072746, 3716648, 4145492, 7433296, 8290984, 13472849, 16581968, 26945698, 53891396, 107782792, 215565584]

約数ペア:

[(1, 215565584), (2, 107782792), (4, 53891396), (8, 26945698), (13, 16581968), (16, 13472849), (26, 8290984), (29, 7433296), (52, 4145492), (58, 3716648), (104, 2072746), (116, 1858324), (169, 1275536), (208, 1036373), (232, 929162), (338, 637768), (377, 571792), (464, 464581), (676, 318884), (754, 285896), (1352, 159442), (1508, 142948), (2704, 79721), (2749, 78416), (3016, 71474), (4901, 43984), (5498, 39208), (6032, 35737), (9802, 21992), (10996, 19604)]