53878240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25903}}^1$

素因数の和:25931

約数の個数: 48

約数和(自身を含む): 137083968

約数和(自身を除く): 83205728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 25903, 51806, 103612, 129515, 207224, 259030, 336739, 414448, 518060, 673478, 828896, 1036120, 1346956, 1683695, 2072240, 2693912, 3367390, 4144480, 5387824, 6734780, 10775648, 13469560, 26939120, 53878240]

約数ペア:

[(1, 53878240), (2, 26939120), (4, 13469560), (5, 10775648), (8, 6734780), (10, 5387824), (13, 4144480), (16, 3367390), (20, 2693912), (26, 2072240), (32, 1683695), (40, 1346956), (52, 1036120), (65, 828896), (80, 673478), (104, 518060), (130, 414448), (160, 336739), (208, 259030), (260, 207224), (416, 129515), (520, 103612), (1040, 51806), (2080, 25903)]