85165760

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4363}}^1$

素因数の和:4441

約数の個数: 56

約数和(自身を含む): 206172816

約数和(自身を除く): 121007056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4363, 4880, 8726, 9760, 17452, 19520, 21815, 34904, 43630, 69808, 87260, 139616, 174520, 266143, 279232, 349040, 532286, 698080, 1064572, 1330715, 1396160, 2129144, 2661430, 4258288, 5322860, 8516576, 10645720, 17033152, 21291440, 42582880, 85165760]

約数ペア:

[(1, 85165760), (2, 42582880), (4, 21291440), (5, 17033152), (8, 10645720), (10, 8516576), (16, 5322860), (20, 4258288), (32, 2661430), (40, 2129144), (61, 1396160), (64, 1330715), (80, 1064572), (122, 698080), (160, 532286), (244, 349040), (305, 279232), (320, 266143), (488, 174520), (610, 139616), (976, 87260), (1220, 69808), (1952, 43630), (2440, 34904), (3904, 21815), (4363, 19520), (4880, 17452), (8726, 9760)]