25800525

素因数分解:

$3^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 49830144

約数和(自身を除く): 24029619

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 137, 155, 225, 243, 279, 405, 411, 465, 675, 685, 775, 837, 1215, 1233, 1395, 2025, 2055, 2325, 2511, 3425, 3699, 4185, 4247, 6075, 6165, 6975, 7533, 10275, 11097, 12555, 12741, 18495, 20925, 21235, 30825, 33291, 37665, 38223, 55485, 62775, 63705, 92475, 106175, 114669, 166455, 188325, 191115, 277425, 318525, 344007, 573345, 832275, 955575, 1032021, 1720035, 2866725, 5160105, 8600175, 25800525]

約数ペア:

[(1, 25800525), (3, 8600175), (5, 5160105), (9, 2866725), (15, 1720035), (25, 1032021), (27, 955575), (31, 832275), (45, 573345), (75, 344007), (81, 318525), (93, 277425), (135, 191115), (137, 188325), (155, 166455), (225, 114669), (243, 106175), (279, 92475), (405, 63705), (411, 62775), (465, 55485), (675, 38223), (685, 37665), (775, 33291), (837, 30825), (1215, 21235), (1233, 20925), (1395, 18495), (2025, 12741), (2055, 12555), (2325, 11097), (2511, 10275), (3425, 7533), (3699, 6975), (4185, 6165), (4247, 6075)]