65985075

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 134866368

約数和(自身を除く): 68881293

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1327, 1989, 2925, 3315, 3825, 3981, 5525, 6635, 9945, 11943, 16575, 17251, 19905, 22559, 33175, 49725, 51753, 59715, 67677, 86255, 99525, 112795, 155259, 203031, 258765, 293267, 298575, 338385, 431275, 563975, 776295, 879801, 1015155, 1293825, 1466335, 1691925, 2639403, 3881475, 4399005, 5075775, 7331675, 13197015, 21995025, 65985075]

約数ペア:

[(1, 65985075), (3, 21995025), (5, 13197015), (9, 7331675), (13, 5075775), (15, 4399005), (17, 3881475), (25, 2639403), (39, 1691925), (45, 1466335), (51, 1293825), (65, 1015155), (75, 879801), (85, 776295), (117, 563975), (153, 431275), (195, 338385), (221, 298575), (225, 293267), (255, 258765), (325, 203031), (425, 155259), (585, 112795), (663, 99525), (765, 86255), (975, 67677), (1105, 59715), (1275, 51753), (1327, 49725), (1989, 33175), (2925, 22559), (3315, 19905), (3825, 17251), (3981, 16575), (5525, 11943), (6635, 9945)]