82162900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 188112960

約数和(自身を除く): 105950060

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 139, 230, 257, 278, 460, 514, 556, 575, 695, 1028, 1150, 1285, 1390, 2300, 2570, 2780, 3197, 3475, 5140, 5911, 6394, 6425, 6950, 11822, 12788, 12850, 13900, 15985, 23644, 25700, 29555, 31970, 35723, 59110, 63940, 71446, 79925, 118220, 142892, 147775, 159850, 178615, 295550, 319700, 357230, 591100, 714460, 821629, 893075, 1643258, 1786150, 3286516, 3572300, 4108145, 8216290, 16432580, 20540725, 41081450, 82162900]

約数ペア:

[(1, 82162900), (2, 41081450), (4, 20540725), (5, 16432580), (10, 8216290), (20, 4108145), (23, 3572300), (25, 3286516), (46, 1786150), (50, 1643258), (92, 893075), (100, 821629), (115, 714460), (139, 591100), (230, 357230), (257, 319700), (278, 295550), (460, 178615), (514, 159850), (556, 147775), (575, 142892), (695, 118220), (1028, 79925), (1150, 71446), (1285, 63940), (1390, 59110), (2300, 35723), (2570, 31970), (2780, 29555), (3197, 25700), (3475, 23644), (5140, 15985), (5911, 13900), (6394, 12850), (6425, 12788), (6950, 11822)]