25741300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19801}}^1$

素因数の和:19828

約数の個数: 36

約数和(自身を含む): 60158476

約数和(自身を除く): 34417176

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19801, 39602, 79204, 99005, 198010, 257413, 396020, 495025, 514826, 990050, 1029652, 1287065, 1980100, 2574130, 5148260, 6435325, 12870650, 25741300]

約数ペア:

[(1, 25741300), (2, 12870650), (4, 6435325), (5, 5148260), (10, 2574130), (13, 1980100), (20, 1287065), (25, 1029652), (26, 990050), (50, 514826), (52, 495025), (65, 396020), (100, 257413), (130, 198010), (260, 99005), (325, 79204), (650, 39602), (1300, 19801)]