7631121890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1\times {\mathrm{1951}}^1$

素因数の和:2823

約数の個数: 64

約数和(自身を含む): 15947808768

約数和(自身を除く): 8316686878

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 787, 994, 1574, 1951, 2485, 3902, 3935, 4970, 5509, 7870, 9755, 11018, 13657, 19510, 27314, 27545, 55090, 55877, 68285, 111754, 136570, 138521, 277042, 279385, 391139, 558770, 692605, 782278, 969647, 1385210, 1535437, 1939294, 1955695, 3070874, 3911390, 4848235, 7677185, 9696470, 10748059, 15354370, 21496118, 53740295, 107480590, 109016027, 218032054, 545080135, 763112189, 1090160270, 1526224378, 3815560945, 7631121890]

約数ペア:

[(1, 7631121890), (2, 3815560945), (5, 1526224378), (7, 1090160270), (10, 763112189), (14, 545080135), (35, 218032054), (70, 109016027), (71, 107480590), (142, 53740295), (355, 21496118), (497, 15354370), (710, 10748059), (787, 9696470), (994, 7677185), (1574, 4848235), (1951, 3911390), (2485, 3070874), (3902, 1955695), (3935, 1939294), (4970, 1535437), (5509, 1385210), (7870, 969647), (9755, 782278), (11018, 692605), (13657, 558770), (19510, 391139), (27314, 279385), (27545, 277042), (55090, 138521), (55877, 136570), (68285, 111754)]