61298180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1663}}^1$

素因数の和:1788

約数の個数: 48

約数和(自身を含む): 136980480

約数和(自身を除く): 75682300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1663, 1843, 1940, 3326, 3686, 6652, 7372, 8315, 9215, 16630, 18430, 31597, 33260, 36860, 63194, 126388, 157985, 161311, 315970, 322622, 631940, 645244, 806555, 1613110, 3064909, 3226220, 6129818, 12259636, 15324545, 30649090, 61298180]

約数ペア:

[(1, 61298180), (2, 30649090), (4, 15324545), (5, 12259636), (10, 6129818), (19, 3226220), (20, 3064909), (38, 1613110), (76, 806555), (95, 645244), (97, 631940), (190, 322622), (194, 315970), (380, 161311), (388, 157985), (485, 126388), (970, 63194), (1663, 36860), (1843, 33260), (1940, 31597), (3326, 18430), (3686, 16630), (6652, 9215), (7372, 8315)]