25458694520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{5903}}^1$

素因数の和:6205

約数の個数: 128

約数和(自身を含む): 66687805440

約数和(自身を除く): 41229110920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 211, 280, 292, 365, 422, 511, 584, 730, 844, 1022, 1055, 1460, 1477, 1688, 2044, 2110, 2555, 2920, 2954, 4088, 4220, 5110, 5903, 5908, 7385, 8440, 10220, 11806, 11816, 14770, 15403, 20440, 23612, 29515, 29540, 30806, 41321, 47224, 59030, 59080, 61612, 77015, 82642, 107821, 118060, 123224, 154030, 165284, 206605, 215642, 236120, 308060, 330568, 413210, 430919, 431284, 539105, 616120, 826420, 861838, 862568, 1078210, 1245533, 1652840, 1723676, 2154595, 2156420, 2491066, 3016433, 3447352, 4309190, 4312840, 4982132, 6032866, 6227665, 8618380, 8718731, 9964264, 12065732, 12455330, 15082165, 17236760, 17437462, 24131464, 24910660, 30164330, 34874924, 43593655, 49821320, 60328660, 69749848, 87187310, 90923909, 120657320, 174374620, 181847818, 348749240, 363695636, 454619545, 636467363, 727391272, 909239090, 1272934726, 1818478180, 2545869452, 3182336815, 3636956360, 5091738904, 6364673630, 12729347260, 25458694520]

約数ペア:

[(1, 25458694520), (2, 12729347260), (4, 6364673630), (5, 5091738904), (7, 3636956360), (8, 3182336815), (10, 2545869452), (14, 1818478180), (20, 1272934726), (28, 909239090), (35, 727391272), (40, 636467363), (56, 454619545), (70, 363695636), (73, 348749240), (140, 181847818), (146, 174374620), (211, 120657320), (280, 90923909), (292, 87187310), (365, 69749848), (422, 60328660), (511, 49821320), (584, 43593655), (730, 34874924), (844, 30164330), (1022, 24910660), (1055, 24131464), (1460, 17437462), (1477, 17236760), (1688, 15082165), (2044, 12455330), (2110, 12065732), (2555, 9964264), (2920, 8718731), (2954, 8618380), (4088, 6227665), (4220, 6032866), (5110, 4982132), (5903, 4312840), (5908, 4309190), (7385, 3447352), (8440, 3016433), (10220, 2491066), (11806, 2156420), (11816, 2154595), (14770, 1723676), (15403, 1652840), (20440, 1245533), (23612, 1078210), (29515, 862568), (29540, 861838), (30806, 826420), (41321, 616120), (47224, 539105), (59030, 431284), (59080, 430919), (61612, 413210), (77015, 330568), (82642, 308060), (107821, 236120), (118060, 215642), (123224, 206605), (154030, 165284)]