25763620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 31692380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 449, 604, 755, 898, 1510, 1796, 2245, 2869, 3020, 4490, 5738, 8531, 8980, 11476, 14345, 17062, 28690, 34124, 42655, 57380, 67799, 85310, 135598, 170620, 271196, 338995, 677990, 1288181, 1355980, 2576362, 5152724, 6440905, 12881810, 25763620]

約数ペア:

[(1, 25763620), (2, 12881810), (4, 6440905), (5, 5152724), (10, 2576362), (19, 1355980), (20, 1288181), (38, 677990), (76, 338995), (95, 271196), (151, 170620), (190, 135598), (302, 85310), (380, 67799), (449, 57380), (604, 42655), (755, 34124), (898, 28690), (1510, 17062), (1796, 14345), (2245, 11476), (2869, 8980), (3020, 8531), (4490, 5738)]