66078760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1901}}^1$

素因数の和:2002

約数の個数: 64

約数和(自身を含む): 164332800

約数和(自身を除く): 98254040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1580, 1738, 1901, 3160, 3476, 3802, 4345, 6952, 7604, 8690, 9505, 15208, 17380, 19010, 20911, 34760, 38020, 41822, 76040, 83644, 104555, 150179, 167288, 209110, 300358, 418220, 600716, 750895, 836440, 1201432, 1501790, 1651969, 3003580, 3303938, 6007160, 6607876, 8259845, 13215752, 16519690, 33039380, 66078760]

約数ペア:

[(1, 66078760), (2, 33039380), (4, 16519690), (5, 13215752), (8, 8259845), (10, 6607876), (11, 6007160), (20, 3303938), (22, 3003580), (40, 1651969), (44, 1501790), (55, 1201432), (79, 836440), (88, 750895), (110, 600716), (158, 418220), (220, 300358), (316, 209110), (395, 167288), (440, 150179), (632, 104555), (790, 83644), (869, 76040), (1580, 41822), (1738, 38020), (1901, 34760), (3160, 20911), (3476, 19010), (3802, 17380), (4345, 15208), (6952, 9505), (7604, 8690)]