149620075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 209986560

約数和(自身を除く): 60366485

約数列:

[1, 5, 11, 25, 55, 71, 79, 97, 275, 355, 395, 485, 781, 869, 1067, 1775, 1975, 2425, 3905, 4345, 5335, 5609, 6887, 7663, 19525, 21725, 26675, 28045, 34435, 38315, 61699, 75757, 84293, 140225, 172175, 191575, 308495, 378785, 421465, 544073, 1542475, 1893925, 2107325, 2720365, 5984803, 13601825, 29924015, 149620075]

約数ペア:

[(1, 149620075), (5, 29924015), (11, 13601825), (25, 5984803), (55, 2720365), (71, 2107325), (79, 1893925), (97, 1542475), (275, 544073), (355, 421465), (395, 378785), (485, 308495), (781, 191575), (869, 172175), (1067, 140225), (1775, 84293), (1975, 75757), (2425, 61699), (3905, 38315), (4345, 34435), (5335, 28045), (5609, 26675), (6887, 21725), (7663, 19525)]