54574240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{6961}}^1$

素因数の和:6990

約数の個数: 72

約数和(自身を含む): 150003252

約数和(自身を除く): 95429012

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 6961, 7840, 13922, 27844, 34805, 48727, 55688, 69610, 97454, 111376, 139220, 194908, 222752, 243635, 278440, 341089, 389816, 487270, 556880, 682178, 779632, 974540, 1113760, 1364356, 1559264, 1705445, 1949080, 2728712, 3410890, 3898160, 5457424, 6821780, 7796320, 10914848, 13643560, 27287120, 54574240]

約数ペア:

[(1, 54574240), (2, 27287120), (4, 13643560), (5, 10914848), (7, 7796320), (8, 6821780), (10, 5457424), (14, 3898160), (16, 3410890), (20, 2728712), (28, 1949080), (32, 1705445), (35, 1559264), (40, 1364356), (49, 1113760), (56, 974540), (70, 779632), (80, 682178), (98, 556880), (112, 487270), (140, 389816), (160, 341089), (196, 278440), (224, 243635), (245, 222752), (280, 194908), (392, 139220), (490, 111376), (560, 97454), (784, 69610), (980, 55688), (1120, 48727), (1568, 34805), (1960, 27844), (3920, 13922), (6961, 7840)]