25115872

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 52693200

約数和(自身を除く): 27577328

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 404, 409, 608, 808, 818, 1616, 1636, 1919, 3232, 3272, 3838, 6544, 7676, 7771, 13088, 15352, 15542, 30704, 31084, 41309, 61408, 62168, 82618, 124336, 165236, 248672, 330472, 660944, 784871, 1321888, 1569742, 3139484, 6278968, 12557936, 25115872]

約数ペア:

[(1, 25115872), (2, 12557936), (4, 6278968), (8, 3139484), (16, 1569742), (19, 1321888), (32, 784871), (38, 660944), (76, 330472), (101, 248672), (152, 165236), (202, 124336), (304, 82618), (404, 62168), (409, 61408), (608, 41309), (808, 31084), (818, 30704), (1616, 15542), (1636, 15352), (1919, 13088), (3232, 7771), (3272, 7676), (3838, 6544)]