72165572

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 139104000

約数和(自身を除く): 66938428

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 137, 239, 274, 478, 548, 551, 956, 1102, 2204, 2603, 3973, 4541, 5206, 6931, 7946, 9082, 10412, 13862, 15892, 18164, 27724, 32743, 65486, 75487, 130972, 131689, 150974, 263378, 301948, 526756, 622117, 949547, 1244234, 1899094, 2488468, 3798188, 18041393, 36082786, 72165572]

約数ペア:

[(1, 72165572), (2, 36082786), (4, 18041393), (19, 3798188), (29, 2488468), (38, 1899094), (58, 1244234), (76, 949547), (116, 622117), (137, 526756), (239, 301948), (274, 263378), (478, 150974), (548, 131689), (551, 130972), (956, 75487), (1102, 65486), (2204, 32743), (2603, 27724), (3973, 18164), (4541, 15892), (5206, 13862), (6931, 10412), (7946, 9082)]