25195440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1721}}^1$

素因数の和:1798

約数の個数: 80

約数和(自身を含む): 79432416

約数和(自身を除く): 54236976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1721, 1830, 2440, 2928, 3442, 3660, 4880, 5163, 6884, 7320, 8605, 10326, 13768, 14640, 17210, 20652, 25815, 27536, 34420, 41304, 51630, 68840, 82608, 103260, 104981, 137680, 206520, 209962, 314943, 413040, 419924, 524905, 629886, 839848, 1049810, 1259772, 1574715, 1679696, 2099620, 2519544, 3149430, 4199240, 5039088, 6298860, 8398480, 12597720, 25195440]

約数ペア:

[(1, 25195440), (2, 12597720), (3, 8398480), (4, 6298860), (5, 5039088), (6, 4199240), (8, 3149430), (10, 2519544), (12, 2099620), (15, 1679696), (16, 1574715), (20, 1259772), (24, 1049810), (30, 839848), (40, 629886), (48, 524905), (60, 419924), (61, 413040), (80, 314943), (120, 209962), (122, 206520), (183, 137680), (240, 104981), (244, 103260), (305, 82608), (366, 68840), (488, 51630), (610, 41304), (732, 34420), (915, 27536), (976, 25815), (1220, 20652), (1464, 17210), (1721, 14640), (1830, 13768), (2440, 10326), (2928, 8605), (3442, 7320), (3660, 6884), (4880, 5163)]