205094110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{7477}}^1$

素因数の和:7708

約数の個数: 32

約数和(自身を含む): 399504672

約数和(自身を除く): 194410562

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2743, 5486, 7477, 13715, 14954, 27430, 37385, 74770, 97201, 194402, 486005, 972010, 1577647, 3155294, 7888235, 15776470, 20509411, 41018822, 102547055, 205094110]

約数ペア:

[(1, 205094110), (2, 102547055), (5, 41018822), (10, 20509411), (13, 15776470), (26, 7888235), (65, 3155294), (130, 1577647), (211, 972010), (422, 486005), (1055, 194402), (2110, 97201), (2743, 74770), (5486, 37385), (7477, 27430), (13715, 14954)]