131366840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9631}}^1$

素因数の和:9684

約数の個数: 64

約数和(自身を含む): 332881920

約数和(自身を除く): 201515080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 9631, 13640, 19262, 38524, 48155, 77048, 96310, 105941, 192620, 211882, 298561, 385240, 423764, 529705, 597122, 847528, 1059410, 1194244, 1492805, 2118820, 2388488, 2985610, 3284171, 4237640, 5971220, 6568342, 11942440, 13136684, 16420855, 26273368, 32841710, 65683420, 131366840]

約数ペア:

[(1, 131366840), (2, 65683420), (4, 32841710), (5, 26273368), (8, 16420855), (10, 13136684), (11, 11942440), (20, 6568342), (22, 5971220), (31, 4237640), (40, 3284171), (44, 2985610), (55, 2388488), (62, 2118820), (88, 1492805), (110, 1194244), (124, 1059410), (155, 847528), (220, 597122), (248, 529705), (310, 423764), (341, 385240), (440, 298561), (620, 211882), (682, 192620), (1240, 105941), (1364, 96310), (1705, 77048), (2728, 48155), (3410, 38524), (6820, 19262), (9631, 13640)]