81863652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2719}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 206850560

約数和(自身を除く): 124986908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 193, 386, 579, 772, 1158, 2316, 2509, 2719, 5018, 5438, 7527, 8157, 10036, 10876, 15054, 16314, 30108, 32628, 35347, 70694, 106041, 141388, 212082, 424164, 524767, 1049534, 1574301, 2099068, 3148602, 6297204, 6821971, 13643942, 20465913, 27287884, 40931826, 81863652]

約数ペア:

[(1, 81863652), (2, 40931826), (3, 27287884), (4, 20465913), (6, 13643942), (12, 6821971), (13, 6297204), (26, 3148602), (39, 2099068), (52, 1574301), (78, 1049534), (156, 524767), (193, 424164), (386, 212082), (579, 141388), (772, 106041), (1158, 70694), (2316, 35347), (2509, 32628), (2719, 30108), (5018, 16314), (5438, 15054), (7527, 10876), (8157, 10036)]