51162440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 141696000

約数和(自身を除く): 90533560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 59, 70, 76, 95, 118, 133, 140, 152, 163, 190, 236, 266, 280, 295, 326, 380, 413, 472, 532, 590, 652, 665, 760, 815, 826, 1064, 1121, 1141, 1180, 1304, 1330, 1630, 1652, 2065, 2242, 2282, 2360, 2660, 3097, 3260, 3304, 4130, 4484, 4564, 5320, 5605, 5705, 6194, 6520, 7847, 8260, 8968, 9128, 9617, 11210, 11410, 12388, 15485, 15694, 16520, 19234, 21679, 22420, 22820, 24776, 30970, 31388, 38468, 39235, 43358, 44840, 45640, 48085, 61940, 62776, 67319, 76936, 78470, 86716, 96170, 108395, 123880, 134638, 156940, 173432, 182723, 192340, 216790, 269276, 313880, 336595, 365446, 384680, 433580, 538552, 673190, 730892, 867160, 913615, 1279061, 1346380, 1461784, 1827230, 2558122, 2692760, 3654460, 5116244, 6395305, 7308920, 10232488, 12790610, 25581220, 51162440]

約数ペア:

[(1, 51162440), (2, 25581220), (4, 12790610), (5, 10232488), (7, 7308920), (8, 6395305), (10, 5116244), (14, 3654460), (19, 2692760), (20, 2558122), (28, 1827230), (35, 1461784), (38, 1346380), (40, 1279061), (56, 913615), (59, 867160), (70, 730892), (76, 673190), (95, 538552), (118, 433580), (133, 384680), (140, 365446), (152, 336595), (163, 313880), (190, 269276), (236, 216790), (266, 192340), (280, 182723), (295, 173432), (326, 156940), (380, 134638), (413, 123880), (472, 108395), (532, 96170), (590, 86716), (652, 78470), (665, 76936), (760, 67319), (815, 62776), (826, 61940), (1064, 48085), (1121, 45640), (1141, 44840), (1180, 43358), (1304, 39235), (1330, 38468), (1630, 31388), (1652, 30970), (2065, 24776), (2242, 22820), (2282, 22420), (2360, 21679), (2660, 19234), (3097, 16520), (3260, 15694), (3304, 15485), (4130, 12388), (4484, 11410), (4564, 11210), (5320, 9617), (5605, 9128), (5705, 8968), (6194, 8260), (6520, 7847)]