260104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 546840

約数和(自身を除く): 286736

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 61, 82, 104, 122, 164, 244, 328, 488, 533, 793, 1066, 1586, 2132, 2501, 3172, 4264, 5002, 6344, 10004, 20008, 32513, 65026, 130052, 260104]

約数ペア:

[(1, 260104), (2, 130052), (4, 65026), (8, 32513), (13, 20008), (26, 10004), (41, 6344), (52, 5002), (61, 4264), (82, 3172), (104, 2501), (122, 2132), (164, 1586), (244, 1066), (328, 793), (488, 533)]