25766325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 51996672

約数和(自身を除く): 26230347

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 383, 575, 585, 897, 975, 1035, 1149, 1495, 1725, 1915, 2691, 2925, 3447, 4485, 4979, 5175, 5745, 7475, 8809, 9575, 13455, 14937, 17235, 22425, 24895, 26427, 28725, 44045, 44811, 67275, 74685, 79281, 86175, 114517, 124475, 132135, 220225, 224055, 343551, 373425, 396405, 572585, 660675, 1030653, 1120275, 1717755, 1982025, 2862925, 5153265, 8588775, 25766325]

約数ペア:

[(1, 25766325), (3, 8588775), (5, 5153265), (9, 2862925), (13, 1982025), (15, 1717755), (23, 1120275), (25, 1030653), (39, 660675), (45, 572585), (65, 396405), (69, 373425), (75, 343551), (115, 224055), (117, 220225), (195, 132135), (207, 124475), (225, 114517), (299, 86175), (325, 79281), (345, 74685), (383, 67275), (575, 44811), (585, 44045), (897, 28725), (975, 26427), (1035, 24895), (1149, 22425), (1495, 17235), (1725, 14937), (1915, 13455), (2691, 9575), (2925, 8809), (3447, 7475), (4485, 5745), (4979, 5175)]