25843740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1991

約数の個数: 96

約数和(自身を含む): 82555200

約数和(自身を除く): 56711460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 1949, 2210, 2652, 3315, 3898, 4420, 5847, 6630, 7796, 9745, 11694, 13260, 19490, 23388, 25337, 29235, 33133, 38980, 50674, 58470, 66266, 76011, 99399, 101348, 116940, 126685, 132532, 152022, 165665, 198798, 253370, 304044, 331330, 380055, 397596, 430729, 496995, 506740, 662660, 760110, 861458, 993990, 1292187, 1520220, 1722916, 1987980, 2153645, 2584374, 4307290, 5168748, 6460935, 8614580, 12921870, 25843740]

約数ペア:

[(1, 25843740), (2, 12921870), (3, 8614580), (4, 6460935), (5, 5168748), (6, 4307290), (10, 2584374), (12, 2153645), (13, 1987980), (15, 1722916), (17, 1520220), (20, 1292187), (26, 993990), (30, 861458), (34, 760110), (39, 662660), (51, 506740), (52, 496995), (60, 430729), (65, 397596), (68, 380055), (78, 331330), (85, 304044), (102, 253370), (130, 198798), (156, 165665), (170, 152022), (195, 132532), (204, 126685), (221, 116940), (255, 101348), (260, 99399), (340, 76011), (390, 66266), (442, 58470), (510, 50674), (663, 38980), (780, 33133), (884, 29235), (1020, 25337), (1105, 23388), (1326, 19490), (1949, 13260), (2210, 11694), (2652, 9745), (3315, 7796), (3898, 6630), (4420, 5847)]