66154820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1087}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 148055040

約数和(自身を除く): 81900220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 340, 358, 716, 895, 1087, 1790, 2174, 3043, 3580, 4348, 5435, 6086, 10870, 12172, 15215, 18479, 21740, 30430, 36958, 60860, 73916, 92395, 184790, 194573, 369580, 389146, 778292, 972865, 1945730, 3307741, 3891460, 6615482, 13230964, 16538705, 33077410, 66154820]

約数ペア:

[(1, 66154820), (2, 33077410), (4, 16538705), (5, 13230964), (10, 6615482), (17, 3891460), (20, 3307741), (34, 1945730), (68, 972865), (85, 778292), (170, 389146), (179, 369580), (340, 194573), (358, 184790), (716, 92395), (895, 73916), (1087, 60860), (1790, 36958), (2174, 30430), (3043, 21740), (3580, 18479), (4348, 15215), (5435, 12172), (6086, 10870)]