61644160

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1579}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 149878800

約数和(自身を除く): 88234640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1579, 1952, 2440, 3158, 3904, 4880, 6316, 7808, 7895, 9760, 12632, 15790, 19520, 25264, 31580, 39040, 50528, 63160, 96319, 101056, 126320, 192638, 202112, 252640, 385276, 481595, 505280, 770552, 963190, 1010560, 1541104, 1926380, 3082208, 3852760, 6164416, 7705520, 12328832, 15411040, 30822080, 61644160]

約数ペア:

[(1, 61644160), (2, 30822080), (4, 15411040), (5, 12328832), (8, 7705520), (10, 6164416), (16, 3852760), (20, 3082208), (32, 1926380), (40, 1541104), (61, 1010560), (64, 963190), (80, 770552), (122, 505280), (128, 481595), (160, 385276), (244, 252640), (305, 202112), (320, 192638), (488, 126320), (610, 101056), (640, 96319), (976, 63160), (1220, 50528), (1579, 39040), (1952, 31580), (2440, 25264), (3158, 19520), (3904, 15790), (4880, 12632), (6316, 9760), (7808, 7895)]