53749540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3389}}^1$

素因数の和:3472

約数の個数: 48

約数和(自身を含む): 123585840

約数和(自身を除く): 69836300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3389, 3965, 6778, 7930, 13556, 15860, 16945, 33890, 44057, 67780, 88114, 176228, 206729, 220285, 413458, 440570, 826916, 881140, 1033645, 2067290, 2687477, 4134580, 5374954, 10749908, 13437385, 26874770, 53749540]

約数ペア:

[(1, 53749540), (2, 26874770), (4, 13437385), (5, 10749908), (10, 5374954), (13, 4134580), (20, 2687477), (26, 2067290), (52, 1033645), (61, 881140), (65, 826916), (122, 440570), (130, 413458), (244, 220285), (260, 206729), (305, 176228), (610, 88114), (793, 67780), (1220, 44057), (1586, 33890), (3172, 16945), (3389, 15860), (3965, 13556), (6778, 7930)]