61781368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 134006400

約数和(自身を除く): 72225032

約数列:

[1, 2, 4, 8, 11, 22, 29, 43, 44, 58, 86, 88, 116, 172, 232, 319, 344, 473, 563, 638, 946, 1126, 1247, 1276, 1892, 2252, 2494, 2552, 3784, 4504, 4988, 6193, 9976, 12386, 13717, 16327, 24209, 24772, 27434, 32654, 48418, 49544, 54868, 65308, 96836, 109736, 130616, 179597, 193672, 266299, 359194, 532598, 702061, 718388, 1065196, 1404122, 1436776, 2130392, 2808244, 5616488, 7722671, 15445342, 30890684, 61781368]

約数ペア:

[(1, 61781368), (2, 30890684), (4, 15445342), (8, 7722671), (11, 5616488), (22, 2808244), (29, 2130392), (43, 1436776), (44, 1404122), (58, 1065196), (86, 718388), (88, 702061), (116, 532598), (172, 359194), (232, 266299), (319, 193672), (344, 179597), (473, 130616), (563, 109736), (638, 96836), (946, 65308), (1126, 54868), (1247, 49544), (1276, 48418), (1892, 32654), (2252, 27434), (2494, 24772), (2552, 24209), (3784, 16327), (4504, 13717), (4988, 12386), (6193, 9976)]