68214125

素因数分解:

$5^3\times 7^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 64

約数和(自身を含む): 104332800

約数和(自身を除く): 36118675

約数列:

[1, 5, 7, 25, 35, 37, 43, 49, 125, 175, 185, 215, 245, 259, 301, 343, 875, 925, 1075, 1225, 1295, 1505, 1591, 1715, 1813, 2107, 4625, 5375, 6125, 6475, 7525, 7955, 8575, 9065, 10535, 11137, 12691, 14749, 32375, 37625, 39775, 42875, 45325, 52675, 55685, 63455, 73745, 77959, 198875, 226625, 263375, 278425, 317275, 368725, 389795, 545713, 1392125, 1586375, 1843625, 1948975, 2728565, 9744875, 13642825, 68214125]

約数ペア:

[(1, 68214125), (5, 13642825), (7, 9744875), (25, 2728565), (35, 1948975), (37, 1843625), (43, 1586375), (49, 1392125), (125, 545713), (175, 389795), (185, 368725), (215, 317275), (245, 278425), (259, 263375), (301, 226625), (343, 198875), (875, 77959), (925, 73745), (1075, 63455), (1225, 55685), (1295, 52675), (1505, 45325), (1591, 42875), (1715, 39775), (1813, 37625), (2107, 32375), (4625, 14749), (5375, 12691), (6125, 11137), (6475, 10535), (7525, 9065), (7955, 8575)]