42495008

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 86819040

約数和(自身を除く): 44324032

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 89, 172, 178, 344, 347, 356, 688, 694, 712, 1376, 1388, 1424, 2776, 2848, 3827, 5552, 7654, 11104, 14921, 15308, 29842, 30616, 30883, 59684, 61232, 61766, 119368, 122464, 123532, 238736, 247064, 477472, 494128, 988256, 1327969, 2655938, 5311876, 10623752, 21247504, 42495008]

約数ペア:

[(1, 42495008), (2, 21247504), (4, 10623752), (8, 5311876), (16, 2655938), (32, 1327969), (43, 988256), (86, 494128), (89, 477472), (172, 247064), (178, 238736), (344, 123532), (347, 122464), (356, 119368), (688, 61766), (694, 61232), (712, 59684), (1376, 30883), (1388, 30616), (1424, 29842), (2776, 15308), (2848, 14921), (3827, 11104), (5552, 7654)]